题目内容:
It was 10 o′clock ___________ Jill arrived at the office, which made the boss annoyed.
A.when
B.that
C.which
D.then
参考答案:
答案解析:
It was 10 o′clock ___________ Jill arrived at the office, which made the boss annoyed.
A.when
B.that
C.which
D.then