Unit 5 Look into Science
Lesson 30
Ⅰ. 根据汉语提示写出下列单词或短语
1. 影响 v. _____
2. 建议, 提议, 暗示 v. _______
3. 发展 n. ___________其_____形式是develop
affect
suggest
development 动词
4. discover为动词, 意为“_____”, 其名词形式为
“_________”, 意为“发现, 发觉”。
5. 使……翻转 ___________
discovery
turn. . . over
发现
Ⅱ. 根据汉语提示完成下列句子
1. 我建议你也试一下!
_ _______ you try it, too! I suggest
2. 托着纸板的向上的空气压力要大于广口瓶内水的向
下的压力。
The air pressure pushing up on the cardboard __
______ than ____ __ the water pushing down from
inside the jar.
is
higher that of
3. 广口瓶外面的空气压力大, 把纸板托在原位置。
The ______ air pressure outside the jar _____ the
cardboard __ _____.
4. 我总想知道没有电脑或手机, 生活是什么样的。
I always wonder _____ ___ would be like _______
computers __ mobile phones.
higher holds
in place
what life without
or
5. 看见事情的发生会很有趣。
It will be interesting __ ___ _____ ________. to see what happens
Ⅲ. Read the text and answer the questions
1. Which is higher the air pressure pushing up or down
in the experiment?
_________________________________
2. What affects our daily life?
_______
The air pressure pushing up is higher.
Science.
要点 development n. 发展
Step 1难点·探
development的词根是什么?
Step 2语境·悟
*Our lives would surely be very different without
scientific developments. 没有科学的发展, 我们的生活
一定是很不一样的。(P76)
*This is an important stage in our country’s
development. 这是我们国家发展的重要阶段。
Step 3知识·得
与development同词根的词的用法
(1)development为名词, 意为“发展, 开发”, 为不可数
名词; 意为“事态发展; 新情况; 进步”时为可数名词。
develop为动词, 意为“发展”。
(2)固定搭配: developed country发达国家; developing
country发展中国家。
*Doing chores helps to develop children’s
independence and teaches them how to look after
themselves.
做家务有助于发展孩子们的独立性, 教他们怎样照顾自
己。
*America is a developed country while China is a
developing country.
美国是一个发达国家, 而中国是一个发展中国家。
Step 4考点·练
( )①(2018·菏泽中考)Now more and more schools
care for the full ________of the students’ talents.
A. development B. agreement
C. preparation
A
( )② Plants ________from seeds, but many
animals ________from eggs.
A. develop; developed
B. developed; develop
C. developed; developed
D. develop; develop
D
③It is interesting to research his ___________
(develop)as a scientist.
development