______ anything about the accident, he went to work as usual.. A. Not known B. Known notC. Knowing notD. Not knowing
A. 选择1
B. 选择2
C. 选择3
D. 选择4
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The next morning she found the man ______in bed, dead. A. lyingB. lie C. lay D. laying
A. 选择1
B. 选择2
C. 选择3
D. 选择4
The secretary worked late into the night, ___ a long speech for the president. A. to prepare B. preparingC. prepared D. was preparing
A. 选择1
B. 选择2
C. 选择3
D. 选择4
---I must apologize for _______ahead of time.---That’s all right. A. letting you not know B. not letting you know C. letting you know not D. letting not you know
A. 选择1
B. 选择2
C. 选择3
D. 选择4
---You were brave enough to raiseobjections at the meeting.---Well, now I regret _____ that. A. to do B. to be doingC. to have done D. having done
A. 选择1
B. 选择2
C. 选择3
D. 选择4