问题
I rang the bell for a long time last night, but no one opened the door.— Oh, the family __________ a party and they didn’t hear the bell.
A:had
B:were having
C:had had
D:have had
B:were having
C:had had
D:have had
正确答案是：
同类题型
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Can I just have a try?－Sure. It doesn’tif you give a wrong answer.