内容正文:
Unit 2 Repeat these three words daily: reduce, reuse and recycle.
第一课时
一、用方框中所给单词或短语的适当形式填空。每个单词或短语限用一次
1.In fact, all of us need a __healthy__ environment to live in.
2.Let's take some simple __steps__ to help keep the rivers clean.
3.Nowadays, you can __order__ everything you want on the Internet.
4.To protect the earth, we mustn't __throw__away__ waste carelessly.
5.It's a duty for the government to develop a __recycling__ policy for the whole community.
二、根据汉语或首字母提示写出单词的正确形式
1.We should take some __steps__(措施) to solve the problem.
2.My father told me that __rubber__(橡胶) was one of the most famous specialties(特产) of our home town.
3.All the doctors who came to support Wuhan were __divided__(分成) into several groups and went to different hospitals.
4.Grandma kept __repeating__(重复) my name softly over and over again.
5.With the __rapid__(迅速的) growth of population, the pollution problem is growing serious.
6.To __reduce__(减少) air pollution, we should walk or ride a bike instead of driving.
7.Thanks to the new policy__, our country develops faster and faster.
8.Maybe you don't know it's harmful to use plastic__ bags.
9.As a teenager, I think it's necessary__ to learn a foreign language.
10.These new products__ are very popular with old people.
三、用括号中所给词的适当形式填空
1.With the __development__(develop) of our society, people are living a better life.
2.Each of us should be __careful__(care) about the young animals and plants.
3.Our city set up several __recycling__(recycle) centres and they all worked well.
4.The club has grown __rapidly__(rapid) since it was founded two years ago.
5.It is clear that smoking is __harmful__(harm) to our health.
6.Wearing masks is helpful in __reducing__(reduce) the risk of having a cold.
7.Recycling things is better than __burning__(burn) them.
8.You can't drink the water because it's __polluted__(pollute) badly.
四、根据汉语提示完成句子
1.离开房间时请记得关灯。
Please remember to __turn__ __off__ the lights when you leave the room.
2.他们已经采取措施保护野生动物。
They have already__taken__ __steps__ to protect the wild animals.
3.很快,全班同学被分成四组。
Fairly soon, the whole class were __divided__ __into__ four groups.
4.我们都知道吸烟有害健康,但有些人还是戒不了。
We all know smoking__is__ __harmful__ __to__ our health, but some people still can't give it up.
5.水果应尽可能长时间地留在树上。
The fruit should be left on the tree __as__ ____long__ __as__ __possible__.
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