Harry you can’t go out since you haven’t finished your homework; there is going to be

问题补充：

Harry, you can’t go out since you haven’t finished your homework; , there is going to be a heavy storm.

A. in addition

B. after all

C. in advance

D. above all

答案：

(答案→)A. in addition

B. after all

C. in advance

D. above all

解析：考察介词短语辨析。A另外；B终究，毕竟；C提前；D首先，最重要的是；句意：Harry，因为你没有完成家庭作业，所以你不能出去。另外，外面也要下雨了。根据句意说明in addition表示补充说明另一个重要的理由。故A正确。