题目内容
Some of you may have finished unit one. _____ , you can go on to unit two.
A. If you may B. If you do C. If not D. If so
D
省略句的用法。 If so = If you have done that / so
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题目内容
Some of you may have finished unit one. _____ , you can go on to unit two.
A. If you may B. If you do C. If not D. If so
D
省略句的用法。 If so = If you have done that / so