题目内容
It took him two hours to finish his homework. (改为同义句)
He two hours his homework.
spent , doing
【解析】
试题分析：It takes sb some time/money to do sth .花费某人一些时间去做某事，同义句为：sb spends some time doing sth .某人花费一些时间做某事。
small , lung , fresh , dark , medicine , die out , control , thousand , hold , over |
Rainforests are thick forests in the hot parts of the world . It’s always 1. and hot in the rainforests .It covers 6% of the earth’s surface . 2. of animals live in rainforests . Many of them live in the tree 3. 30 meters from the ground .Rainforests are very important to us . They are the 4. of the earth .The plants in the forests help to make the air 5. and cleaner . They also help to 6. the water when it rains and keep the water cycling . They play an important part in 7. the climate . Without rainforests, many beautiful plants and animals would 8. .Rainforests give us wood , food ,fruit , 9. ,and many more useful things. But now , rainforests are becoming 10. and ,so we should protect them .