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| 词形转换。 | |
| 1. vocabulary(复数) 2. learn(名词) 3. different(副词) 4. frustrate(形容词) 5. quick(副词) 6. fair(反义词) 7. solve(名词) 8. important(反义词) 9. agreement(反义词) 10. pronounce(名词) |
_________ _________ _________ _________ _________ _________ _________ _________ _________ _________ |
| 词形转化。 | |||
| 1. person(形容词) 2. foreign(名词) 3. close(比较级) 4. worry(过去时) 5. past(同音词) |
_____ _____ _____ _____ _____ |
6. happily(反义词) 7. lucky(名词) 8. smile(现在分词) 9. difference(形容词) 10. usually(副词) |
_____ _____ _____ _____ _____ |
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
2. sun (形容词) _______
3. heavy (副词) _______
4. there (同音词) _______
5. low (反义词) _______
6. good (比较级) _______
7. worst (反义词) _______
8. hard (反义词) _______
9. hope (形容词) _______
10. foot (复数) _______
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：________ ________