题干


Paul can’t attend the party ____at Tom’s house at present because he is preparing for the speech at the party _______at Mary’s house tomorrow.

A:being held, to be held

B:to be held ,held

C:held ,being held

D:to be held ,to be held

上一题 下一题 0.0难度 选择题 更新时间:2018-01-08 06:05:21

答案(点此获取答案解析)

A