问题

I will never forget the day _____ we worked together in London.
A:when
B:on that
C:which
D:while
B:on that
C:which
D:while
正确答案是:
同类题型
-Excuse me,does Mr Smith’s son live here-He _________be here, but he has moved.
–Fancy meeting you here.–_______
What’s your favorite subject-I like____best.
d my eyes upon the newcomer, wondering whether I________ him somewhere before.
thecrowded bus , who was dressed in a blacksuit and waved to a woman