6.-Why can't I smoke here?
-At no time _________ in the meeting room.( )
-At no time _________ in the meeting room.( )
A. | is smoking permitted | B. | smoking is permitted | ||
C. | does smoking permit | D. | smoking does permit |
5.Wang Lin failed to be admitted to Hong Kong University last year,and only then________the importance of English.( )
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A. | he finally realized | B. | he had realized | ||
C. | had he realized | D. | did he realize |