科目： 来源：czyy 题型：
| We have been good friends for many years, we often keep with each other. |
A. for touch B. with touch C. in touch D. to touch |
科目： 来源：czyy 题型：
| Five ______ trees were cut down in the mountain every year. |
A. thousand B. thousands C. thousand of D. thousands of |
科目： 来源：czyy 题型：
| Burning of gas, oil and coal can cause ______ pollution. |
A. air B. water C. light D. noise |
科目： 来源：czyy 题型：
| Trees can stop the wind ______ the earth away. |
A. from blowing B. to blow C. blown D. blew |
科目： 来源：czyy 题型：
| His grandma ______ for two years. |
A. was died B. has been dead C. was dead D. has died |
科目： 来源：czyy 题型：
| — Where is your mother? — She ______ to Beijing on business, she will be back in a week. |
A. goes B. went C. has gone D. has been |
科目： 来源：czyy 题型：
| Chongqing ______ a lot in the past ten years. |
A. has changed B. changed C. changes D. is changing |
科目： 来源：czyy 题型：
| — I have finished my homework. — When ______ you ______ it? |
A. do; finish B. will; finish C. have; finished D. did; finish |
科目： 来源：czyy 题型：
| It was very hot yesterday, but it is _____ today. |
A. even hotter B. more hotter C. much more hot D. much hot |
科目： 来源：czyy 题型：
| Have you decided ____ Canada? |
A. when will you leave B. when you leaving C. when are you leaving D. when you are leaving |
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