Unit 4: Look into Science
本单元围绕“研究科学”展开话题。通过关注自然科学和研究科学，培养科学探究精神和严谨的科学态度，保持学习自然科学的兴趣，通过复习已学词汇学习新词汇，针对本单元的话题进行交流。通过对复活节的庆祝活动，了解西方文化，培养多元的文化意识，提高文化修养。
一. 语言知识
1. 掌握的词汇：
science, experiment, fill, prove, force, surprised, examine, discover, explain, enough, liquid, solid, spoon, add, mix, pour, plate, taste, empty, full, basket, hide, everywhere, match, light, burn, use up
2. 认知词汇：theory, jar, upside, observe, swimsuit, observation, conclusion, weird, mud, cornstarch, spoonful, dissolve, press, Easter, hunt, shallow, candleholder, oxygen, on
3. 词组和句型：
观察：look into, do an experiment, fill/cover with, upside, down, right side up, the force of the air, get wet, turn over, in front of, on top of, take off, be ready, take away, be surprised, strong enough, a spoonful of, dissolve in, keep…doing, half full of …, be gone.
4. 功能意念：
（1）Certainly and Uncertainty. 确定和不确定
（2）Sequence顺序
5. 语法：一般将来时
二. 语言技能
听：听懂同步语段，获取主要信息
说：使用正确的语音、语调，进行简单的交谈。
读：流畅朗读课文，根据上下文猜测生词的含义。
写：用所获取的新的语言知识进行写作，能够用正确的语句表达。
三. 学习策略
树立自主学习的概念及意识。
四. 情感态度：
敢于用英语表达自己的看法，培养热爱科学的态度。
五. 文化意识：
了解英语国家的重要节日及主要庆祝方式。
Lesson 25 Let’s Do an Experiment!
学习目标：
1. 掌握的词汇及短语：science, experiment, fill, prove
2. 认知词汇：theory, jar, upside, observe, right, side up, upside down
3. 表示确定和不确定的词汇和句型。
I’m sure. / I’m not sure. / Perhaps. / Maybe.
二. 重点词、句解释：
1. I fill a jar with water.
我用水把瓶子装满。
fill …with…用…装满……
I have filled my case with my clothes.
我已经把衣服装满箱子。
Santa Claus fills each stocking with presents on Christmas Eve.
在平安夜，圣诞老人用礼物装满每个长袜子。
be filled with …“充满”相当于“be full of”例：
On hearing the news, her eyes were filled with tears.
听到这个消息，她热泪盈眶。
2. I cover the top with a piece of cardboard.
我用一张纸片盖上顶部。
cover …with… 用…覆盖
He covered the table with a big piece of paper.
他用一大张纸把桌子盖上。
be covered with… 被…覆盖
The road is covered with snow.
路被雪覆盖。
The ground is covered with yellow leaves.
地面被黄色的叶子覆盖着。
3. I turn the jar upside down.
我把广口瓶倒置。
upside down的意思是“向下翻转过来”。例如：
That picture is upside down.
那幅画上下颠倒了。
You hold the book upside down.
你把书拿倒了。
right side up.
是“正面朝上”的意思。
4. I’m not sure. / I’m sure.
我确信。/我不确定。
be sure 表示肯定，有把握；而be not sure. 表示不确定，例：
I’m sure the floor won’t get wet.
我确信地板不会湿。
I’m sure where she lives.
我知道她住哪里。
I’m not sure if that’s a good idea.
我不知道这是否是个好主意。
5. I think the floor will get wet.
我想地板会弄湿的。
get是系动词，表示“变化”，后跟形容词作表语。例：
The day gets longer in spring.
春天白天变长。
另外我们复习了很多“get”短语，如get to, get on / off等。
6. Brian has on
Brian有一套理论，丹尼又有（另）一套理论。
another adj. 另一个，再一个，别的，不同的
pron. 另一个（三者或三者以上）
another＋可数名词单数，another day. 另一天
＋数词＋可数复数名词，相当于数词＋more＋可数复数名词
another ten days = ten more days. 再十天
另外：the other（另一个）常和on
We have two new students this term. On
这个学期我们有两个新学生，一个是女孩，另一个是男孩。
7. We can prove who’s right.
我们能证明谁是对的。
prove 作及物动词，意为“证明，证实”常用于
prove sth. （to sb. ）
prove （to sb. ）that…
prove …（to be）+adj. （形容词）/n. 结构。例：
The fact has proved the man’s honesty to us all.
= The fact has proved to us all that the man is honest.
= The fact has proved the man to be honest.
事实向我们证明他是诚实的。
My theory will prove （to be）right some day.
我的理论总有一天是正确的。
8. We’ll do the experiment and observe what will happen.
我们将做这个实验并观察会发生什么情况。
observe 动词“观察”，构成的句式为：
observe sb. do / doing sth. 观察某人做/去做某事
I observed her dance.
我看过她跳舞。
When I passed by the grass. I observed him walking.
我走过草地时，看见他正在散步。
Lesson 26: On
学习目标：
1. 四会词：force
2. 识别词及短语：swimsuit, observation.
重点词、句分析：
1. Brian will turn the jar over.
Brian将把瓶子倒过来。
turn…over… 把…翻过来
He turned over in bed.
他在床上翻了身。
2. I will ask the class to make observations and guess what will happen.
我会让同学们认真观察并猜一猜会发生什么。
make observations“观察”
While doing experiments, you must make careful observations.
做试验时，你必须仔细观察。
另外，这个短语还有“评论，评述”等含义，例：
He is in hospital under observation.
她住院观察。
Lesson 27: Danny the “Dry -O-Saur”!
学习目标：
1. 掌握的词汇及短语：surprised, examine, discover, explain, enough, liquid, solid, spoon, add, mix, pour
2. 识别的词汇及短语：
conclusion, weird, mud, cornstarch, spoonful, press, dissolve.
重点词、句分析：
1. Danny the “Dry-O-Saur”!
意思是“Danny the dry dinosaur”.
2. Brian will take his hand off the cardboard.
Brian要把手拿开。
take sth. off sth. “使某物离开或脱离”例：
Would you mind taking your foot off my hand?
你踩着我的脚了，介意拿一下吗？
take off“还有（飞机）起飞，匆忙离（开）去”等含义，例：
The plane took off at 7 a.m.
飞机是清晨七点起飞的。
He took off for the station in a hurry.
他匆忙向车站跑去。
take sth off. take off sth. 还有“脱掉”的含义。
Take off your shoes, please.
请把你的鞋子脱掉。
3. The force is strong enough to hold the water.
气压能把瓶子里的水托住。
enough to do sth. “足够…做某事”
The boy is old enough to go to school.
这个男孩到上学年龄了。
enough作副词时，用来修饰形容词或副词本身，但放于所修饰的词后。例：
I’m strong enough to carry the box.
我力气够大可以搬这个箱子。
He is tall enough to reach the top.
他够高可以够到顶部。
He runs fast enough to catch up with his classmates.
他跑得够快可以追上他同学。
以上这些句子也可以改为so …that构成的结果状语从句。
He is so tall that he can reach the top.
He runs so fast that he can catch up with his classmates.
enough作形容词，修饰名词，可以放在名词前也可以放在名词后。
time /people / money enough 或enough time / people / money.
足够的时间/人/钱.
He doesn’t have enough money to go for travelling.
4. Air is stronger than I thought.
空气比我想像的有力。
He is taller than me.
他比我高。
Picking apples is better than having classes.
摘苹果比上课好。（than后用doing形式动词）
而would rather …than. 宁愿…不愿；与其…，不如… than后面加动词原形。例：
I would rather stay at home than go out.
我宁愿呆在家里，也不出去。
5. Put eight spoonfuls of cornstarch into the bowl.
把八勺玉米淀粉放到碗里。
spoonful可数名词，表示“一勺的量”。
ful是后缀，可以构成形容词，如careful, painful, cheerful, thankful, useful, helpful等。
也可以构成名词，表“某一容器的量”，或“满…”例：
a spoonful of sugar.
满满的一匙糖。
two cupfuls of milk.
两满杯牛奶。
a few mouthfuls of tea.
几口茶。
Lesson 28 Fill My Plate
学习目标：
1. 四会词：plate, taste, empty, full
2. 句式：It’s time for lunch.
重点语句分析
1. It’s time for lunch. 该吃午饭了。
It’s time to do sth. 和It’s time for sth. 都表示做某事的时候到了。
It’s time for sports.
该运动了。
It’s time to practice English.
该练习英语了。
2. That tastes so great.
那味道不错。
taste是系动词，后接形容词作表语，表示“尝起来，味道…样”
例：The meat tastes good.
这肉味道不错。
In tastes better than looks.
它尝起来比看上去好多了。
3. I will eat until my plate is empty.
我一直把盘子里的东西吃完。
until（till）在肯定句中表示动作或状态的延续。
You’d better wait until he comes back.
你最好等到他回来。
I shall wait here until he arrives.
我要在这等到他来。
在否定句中until（till）表示“直到…才”not …until…
He didn’t have supper until he finished his work.
他直到完成工作才吃晚饭。
I didn’t go to bed until I finished my homework.
我直到完成作业才睡觉。
4. Empty is the opposite of full.
empty 是full的反义词
opposite 是名词，“相反的物”
be the opposite of … 相反的… 可以表示为：
be opposite to… opposite是形容词。例：
Heavy is the opposite of light. =
Heavy is opposite to light.
heavy是light的反义词。
【模拟试题】
一.
A. 根据句意和词首字母提示写出单词的正确形式。
1. A theory p_____ what will happen.
2. An e_____ shows what happens.
3. We can p____ who is right.
4. The hall is f____ of students and teachers.
5. The basket is full of eggs. The sentence means you have f_____ the basket w____ eggs.
B. 选择与划线部分相同或相近的词或短语。
（ ）1. Danny stands in front of the class.
A. in the front of B. before C. after D. in front
（ ）2. Examine the jar and the cardboard.
A. Exam B. Examination C. Check D. Look up
（ ）3. The jar pushes up the cardboard.
A. lifts B. pushes down C. raise D. lift
（ ）4. The cardboard can hold the water in.
A. keep B. make C. take D. bring
（ ）5. Turn the jar upside down. That means _____ the jar _____.
A. turn, over B. turn, up
C. turn, down D. turn, on
C. 根据句意写出单词的正确形式。
1. I am ______（相信）I must get wet.
2. Everyone ______（笑）at her mistakes.
3. I’ll ______（观察）what happens.
4. Brian ______（把…反过来）the jar last night.
5. I think I ______（带）the photos to school that day.
二. 单项选择：
（ ）1. I fill a jar _____ water. And I cover the top_______a piece of cardboard.
A. with, use B. use, with C. with, with D. use, use
（ ）2. Let’s do the experiment and see ______ happens.
A. when B. what C. how D. where
（ ）3. Brian has on
A. other B. another C. the other D. others
（ ）4. They are _____ about their theory ______ the class.
A. speaking, in front of B. telling, in
C. saying, before D. talking, in
（ ）5. Jenny is _______ the students what they are going to do.
A. telling B. saying C. speaking D. talking
（ ）6. Brian and Danny are _____ the water _______ the jar.
A. putting, on B. putting, on
（ ）7. I will _______ them the theory.
A. tell B. say C. speak D. talk
（ ）8. The experiment will prove ______ is right, you or me.
A. which B. who C. why D. how
（ ）9. Danny can sit ______ a chair.
A. in B. on C. at D. for
（ ）10. I will ask the class ________ observation and _____ what will happen.
A. make, guess B. to make, to guess
C. to make, guess D. make, to guess
三. 完形填空：
Long, Long ago, there was an old farmer who had seven sons. When he thought he 1 die, he called his sons together. He told them to 2 seven sticks together. The farmer handed the sticks to his 3 son and said to him. “Now, 4 the bundle （捆）. ”The son 5 hard but he could not do that. On
The farmer smiled, “Now my sons, 8 of you takes a stick and tries to break it. ”This time they had no 9 to do so. A few minutes 10 all the sticks were broken. “Unity（团结）is strength （力量），”said the father.
A B C D
（ ）1. will should was going to would be
（ ）2. bring take make come
（ ）3. older eldest oldest larger
（ ）4. drop hit knock break
（ ）5. tried tried on tried out had a try
（ ）6. else another rest the other
（ ）7. strong weak healthy heavy
（ ）8. every everyone each everybody
（ ）9. mistake trouble idea difficult
（ ）10. after back behind later
四. 阅读理解：
A
Lots of people like diving into water because they can explore （探索）the underwater world. But there is another kind of diving. Some people dive into the sky! This is really a very exciting sport. A skydiver goes high up in the air on a plane. Then he jumps off the plane and floats in the air with the help of parachute （降落伞）. A parachute is just like a huge umbrella. It is put on the back of the skydiver. When the skydiver reaches a certain height, he will pull a string （绳子）and the parachute will open up in seconds and carry him gently down to the ground. Skydivers like doing a lot of fantastic tricks in the air. After jumping off the plane on
Is it safe to do skydiving? Yes, as long as we receive right training. But sometimes, accidents do happen. In Canada, two skydivers were killed in 1991 when they jumped off the plane. Because their parachutes got tied up with each other, and the parachutes could not open up and both crashed （坠落）down and died.
根据短文内容，从A、B、C、D中选择正确答案。
（ ）1. Why do many people like diving into water?
A. Because they want to keep themselves healthy enough
B. Because they want to see the fish under the water.
C. Because they want to explore the underwater world.
D. Because they want to look for some exciting things.
（ ）2. What’s the Chinese meaning of the word“float”in the passage?
A. 漂浮 B. 降落
C. 飞行 D. 散播
（ ）3. Where do skydivers put their parachutes?
A. In their hands.
B. Behind the planes.
C. On their backs.
D. On their heads.
（ ）4. Why were the two skydivers killed in Canada?
A. Because they had not received enough training.
B. Because they didn’t reach a certain height.
C. Because the weather of that day was rather bad.
D. Because their parachutes got tied up with each other and they couldn’t open them up.
（ ）5. Which of the following statements is true?
A. A skydiver goes up into the sky on a plane.
B. A parachute looks just like a very big cloud.
C. A skydiver must open up his parachute less than 100 metres far away from the ground.
D. Skydivers hold each other’s hands in the sky because this is much safer.
B
Mrs Wilson, a rich woman, asked some of her friends to lunch. She wanted very much to try a new way of cooking a fish dish, and she was very pleased with herself when the dish was ready. The dish was very hot, so she put it near the open window to cool for a few minutes. But five minutes later, when she came back for it, she was surprised to see her neighbour’s cat, Chester, at the dish. She was in time to stop the cat before it was too late. That afternoon everything was good and all her friends liked the dish very much. They talked and laughed happily and didn’t leave until four o’clock.
At the end of that afternoon, when she was alone again, Mrs Wilson was very tired but happy. She was in chair just near the window when through the window, she was surprised to find her neighbour’s cat dead in her garden! Why, the fish must be bad! What would happen to her friends? She at on
（ ）1. Why was Mrs Wilson not happy after she had a good party?
A. Because her neighbour’s cat, Chester, was dead.
B. Because her friends thought the fish dish was not cooked well.
C. Because she was tired after she had a busy day.
D. Because she never thought she would have so much trouble.
（ ）2. Mrs Wilson ______.
A. stopped the cat before it began to eat the fish.
B. was too late and she couldn’t stop the cat.
C. stopped the cat before it ate the fish up.
D. stopped the cat but it was too late.
（ ）3. Why was Mrs Wilson so surprised to see the cat dead in her garden?
A. Because she liked the cat very much.
B. Because she worried about her friends
C. Because she didn’t know how the cat died.
D. Because she was not sure whether her fish was bad or not.
（ ）4. The doctor said to Mrs Wilson, “_____”
A. Please telephone each of your friends to see him at the hospital.
B. Please telephone each of your friends to see you at the hospital.
C. Please telephone the doctor and to see him at the hospital.
D. Please telephone all of your friends to see me at the hospital.
（ ）5. At last ______.
A. Mrs Wilson found all her friends were all right.
B. on
C. Mrs Wilson was very happy when she learned all her friends were all right.
D. her family doctor saved all her friends at the hospital and now they were out of danger.
五. 作文：
科学如此的趣味无穷，在你生活中，你一定做过许多小实验来验证它们的原理，请你把最有趣的那个写下来，让大家一起去实验吧！
【试题答案】
一.
A. 1. predicts 2. experiment 3. prove 4. full 5. filled…with
B. 1－5 BCAAA
C. 1. sure 2. laughs 3. observe 4. turned over 5. will bring
二. 1－5 CBBDA 6－10 CABA（B）C
三. 1－5 CABDA 6－10 DACBD
四. A. 1－5 CACDA
B. 1－5 DABBA
五. 作文（略）
【励志故事】
大事与小事
耶稣带着他的门徒彼得远行，途中发现一块破烂的马蹄铁。耶稣就让彼得拣起来，不料彼得懒得弯腰，假装没听见。耶稣没说什么，自己弯腰拣了起来，又用它在铁匠铺那换了三文钱，并用它们买了18颗樱桃。出了城，师徒继续赶路，二人经过茫茫荒野。耶稣料到彼得一定会很渴，就让藏在袖子里的樱桃悄悄的掉出一粒。彼得一见赶忙拣起来吃。耶稣边走边丢，彼得也就狼狈的弯了18次腰。于是耶稣笑着对彼得说：“要是你刚才弯一次腰，就不会后来没完没了的弯了那么多次腰了。小事不干将在更小的事情上操劳。”
年轻人都想干一番大事，有时因此忽略了身边的小事，最后反而因为细节上的疏忽耽误了最后的大事，实在有些得不偿失。
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