If you have really been studying English for so long, it’s about time you ______

游客2023-11-13  25

问题 If you have really been studying English for so long, it’s about time you ______able to write letters in English. (1999年考试真题)

选项 A、should be
B、were
C、must be
D、are

答案 B

解析 It is(high/about)time…结构后面的从句必须用一般过去时,表示“该是做某事的时候了”。
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