— Robert is indeed a wise man. — Oh, yes. How often I have regretted _____ hi
题型：同步题难度：来源：
— Robert is indeed a wise man.
— Oh, yes. How often I have regretted _____ his advice! |
| [ ] |
A. to take
B. taking
C. not to take
D. not taking |
答案
| D |
举一反三
| It"s no use ____ without taking action. |
| [ ] |
A. complain
B. complaining
C. being complained
D. to be complained |
| ____ help the people in the snowstorm in the south made him worried. |
| [ ] |
A. Not known how to
B. Unknown what to do to
C. His knowing not how to
D. His not knowing how to |
— My watch has been losing time for the past week.
— It probably needs ______. |
| [ ] |
A. clean
B. cleaned
C. to clean
D. cleaning |
| Social attention should be paid ______ our earth from ______. |
| [ ] |
A. to preventing; being polluted
B. to prevent; polluting
C. to prevent; being polluted
D. to preventing; polluted |
| My boss is expecting your reply. I would appreciate ______ back this afternoon. |
| [ ] |
A. you to call
B. you call
C. you are calling
D. your calling |
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