— How do you find air conditioners made by Haier Group Corporation?— Of high qua
题型：安徽省模拟题难度：来源：
— How do you find air conditioners made by Haier Group Corporation?
— Of high quality. We ______ their products all these years. |
| [ ] |
A. sell
B. have sold
C. have been sold
D. have been selling |
答案
| D |
举一反三
| Over the past decades, sea ice ______ in the arctic as a result of global warming. |
| [ ] |
A. had decreased
B; decreased
C. has been decreasing
D. is decreasing |
— Hi! John, would you like to play football with us?
— Oh,I can"t. I ___ my lesson all the morning and still need half an hour. |
| [ ] |
A. am reviewing
B. have been reviewing
C. have reviewed
D. reviewed |
—Tony, come down and help me with the heavy box!
—Come on! I _____ all day long. Get Peter to do that! |
| [ ] |
A. work
B. had been working
C. had worked
D. have been working |
She ______ on a new novel ever since this summer and it is supposed to ______ at the beginning
of 2011. |
| [ ] |
A. had worked; be published
B. had been working; have published
C. has worked; publish
D. has been working; be published |
| She ought to stop working. She has a headache because she ______all day long. |
| [ ] |
A. has been reading
B. had read
C. is reading
D. has been read |
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