I wonder if John has forgotten my number. I _____ him to call me for the past tw
题型：同步题难度：来源：
| I wonder if John has forgotten my number. I _____ him to call me for the past two hours. |
A. was expecting
B. had expected
C. have been expecting
D. expected |
答案
举一反三
| Maybe Jack has forgotten our appointment completely. I ____ him to call for the past two hours. |
A. have been expecting
B. have expected
C. have been expected
D. expected |
| 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 |
| Tom _____ in the library every night over the last three months. |
A. works
B. worked
C. has been working
D. had been working |
| Excuse me, Marcia, a reporter from Vanity Fair _____ all day. Could you speak to her now? |
| [ ] |
A. phones
B. has phoned
C. has been phoning
D. phoned |
— Here is Paul! We _____ anxiously for him since last night.
— Maybe something happened to him. |
A. waited
B. were waiting
C. had waited
D. have been waiting |
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