Unit 5
Look into Science
Unit 5 Look into Science
Lesson 25
Ⅰ. 根据汉语提示写出下列单词或短语
1. 倒出; 倾倒 v. _____
2. 力量; 迫使 n. & v. _____
3. 压力, 压强 n. ________
pour
force
pressure
4. correct作形容词, 意为“ ______________”, 还可作动
词, 意为“改正, 批改”; 其副词形式是“ ________”, 意为
“ ______________”
5. 把……翻转; 倒过来 __________________
6. 涌出 ________
7. 把……拿开 __________
正确的; 恰当的
correctly
正确地, 得体地
turn. . . upside down
pour out
take . . . off
8. 用……装满…… _____________
9. 用……盖住…… ________________
fill. . . with. . . .
cover. . . with . . .
Ⅱ. 根据汉语提示完成下列句子
1. 你们能猜出将会发生什么吗?
Can you guess _____ ____ _______?
2. 我认为纸板会托住水。
I think the cardboard will ____ ___ _____.
what will happen
hold the water
3. 那就是所说的科学方法。
______ _____ the scientific method.
4. 我确信我的理论, 布莱恩可以在你的头上方做这个实
验, 而且我知道你不会变湿。
I ___ __ ____ __ my theory ____ Brian can do the
experiment ____ your head and I know you _____ ___
____.
That’s called
am so sure of that
over won’t get
wet
5. 空气的力量可以使水待在广口瓶里。
The force of the air _____ the water __ ___ ___.
6. 我得出的结论是空气比我想象的更强大。
I conclude ____ air is ________ ____ _ _______.
keeps in the jar
that stronger than I thought
Ⅲ. Read the text and answer the questions
1. Why does Jenny ask Brian do the experiment over
Danny’s head?
______________________________________________
___________________
Because she thinks the water will stay in the jar. And
Danny won’t get wet.
2. What does Jenny conclude?
_____________________________________________
_________
The air pressure helps the cardboard hold the water
in the jar.
要点1 take. . . off 把……拿开
Step 1难点·探
(1)take . . . off 与take off 的区别是什么?
(2)常见的take相关短语有哪些?
Step 2语境·悟
*Then I turn the jar upside down and take my hand off
the cardboard.
然后我将广口瓶倒置并把手从纸板上拿开。(P66)
*You can take off your sunglasses in the room.
在屋里你可以摘掉你的太阳镜了。
*Hurry up! The plane is about to take off.
快点! 飞机就要起飞了。
Step 3知识·得
take. . . off 与take off的词义辨析
take. . .
off
“把……拿开, 使某物离开或脱离……”, 其
中off为介词, 相当于take away. . . from. . .
take off
脱掉, 取下(衣、帽、鞋、眼镜、手表等)
起飞, 匆忙离开
放假, 休假
【拓展】
Step 4考点·练
( )①Please ________ your clothes ________ my
bed. I will go to sleep.
A. put; away B. take; off
C. turn; offD. put; on
B
②(2018·本溪中考改编)——飞机什么时候起飞?
——今天下午两点。
—When ____ the plane ____ ___?
—At 2: 00 this afternoon.
will take off
③你的外套很厚。如果你感觉热了, 你可以脱下来。
Your coat is very thick. You can ____ __ ___ if you feel
hot.
take it off
要点2 enough adj. 充分的; 足够的
adv. 充分地; 足够地
Step 1难点·探
(1)enough在所修饰词的什么位置?
(2). . . enough to do可以转换为什么句式?
Step 2语境·悟
*It is strong enough to hold the water.
它有足够的力量托住水。(P66)
*I have enough money to buy a car.
我有足够的钱来买辆车。
Step 3知识·得 enough 的两种用法
(1)enough 与修饰词的排队顺序
enough
作形容词时, 置于
名词前、后均可
作副词时, 置于所
修饰的形容词、副
词之后
(2)enough to do sth. 常与too. . . to或so. . . that进行句型
转换
Tom isn’t old enough to go to school.
→Tom is too young to go to school.
→Tom is so young that he can’t go to school.
Step 4考点·练
( )① (2018·郴州中考)—May I be allowed to
choose a summer course?
—It’s up to you. You’re ________to make your own
decision. 世纪金榜导学号
A. too old B. enough old C. old enough
C
②(2018·绥化中考)My sister isn’t old enough to dress
herself. (改为同义句)
My sister is __ young ____ she can’t dress herself.
③我们有足够的时间来欣赏这美景。
We have _______ ____ __ _____ the beautiful scenery.
so that
enough time to enjoy
要点3 We have discovered that the air pressure
helps the cardboard hold the water in the jar.
我们发现气压可以帮纸板托住广口瓶里的水。(P66)
Step 1难点·探
(1)你会分析句子成分吗?
(2)这是简单句还是复合句?
Step 2句型·研
这是主从复合句。We 作主语, have discovered 作谓语,
the air pressure helps the cardboard hold the water in
the jar在句中作宾语, 为宾语从句, that 是引出从句的
引导词, 可以省略。句子结构如下图所示:
Step 3考点·练
( )①(2018·南京中考)Which of the following
sentences has an object clause(宾语从句)?
A. His mother called him Robbie when he was a baby.
B. On Mars you might see people who wear special
boots.
C
C. Mr Green tells us that we’d better use the Internet
properly.
D. Our life has improved because the environment is
getting better.
②约翰告诉他的小女儿地球从西到东运行。
John ____ his little daughter ____ the earth ____ from
the west to the east.
told that goes