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The baskets______ ______ ______apples.
2. Because it rained, some students were late this morning.
Some students were late this morning________ ________the rain.
3. Their parents went to New York by air.
Their parents________ ________New York.
4. Don't talk about anything else. Let's get back to the main problem.
Don't talk about anything else. Let's_________ ________ the main problem.
5. There are plenty of fun things to do.
There are________ ________fun things to do
| 从方框中选择正确的词组完成句子（每词只用一次，注意将动词改成正确形式）。 | |
2. Judy looks sad (难过). What her just now? 3. You're a little near-sighted. You'd better not . 4. When you have a fever, you should drink water. 5. You must lie down and don't move your leg . 6. We should clean our classroom . 7. My father's left arm hurts badly and he can't . 8. You get so fat and you should . 9. It's so hot today. You'd better your jacket. 10. Matthew's hair is too long. He should . |
转换成同义的句子．（一空一词）
Tom didn't know what he should do.
Tom didn't know _________ ___________ ____________.
查看习题详情和答案>>阅读短文，然后根据内容完成问题。
Dr Ray：Then you must thank trees for that, too．Trees are natural air conditioners．(A)他们吸掉空气中的废气，然后把氧气释放到空气中。How many people are there in your class, Judy?
Judy：Forty-six．
Dr Ray：Well, one and a half hectares of trees could produce enough oxygen to keep your whole class alive and healthy for a year．
Judy：That's wonderful．
Dr Ray：(B)Trees cool the air as well as clean it．(C)Three trees can do the job of 15 air conditioners running almost all day．
Judy：You certainly know a lot about trees, Doctor Ray．
Dr Ray：Thank you, Judy, but I don't, really．Scientists are only now beginning to understand them．(D)________, did you know that when insects attack a tree, it can warn its neighbours? The trees can then protect themselves by producing a chemical that makes their leaves taste nasty．And some trees can join their roots together underground, and pass food and water around．Trees are communicating with one another, but we don't know how．
Judy：Are trees in danger?
Dr Ray：In great danger．We cut down and burn millions every year but we replace hardly any of them．We are destroying our best fighters against pollution．
1．将(A)译成英语：________
2．将(B)部分转换成：Trees ________ ________ cool the air ________ ________ clean it．
3．将(C)部分翻译成汉语：________
4．在(D)处填上一个合适的词语：________
5．找出文中描写树对空气作用的两个词：________ ________