问题

I was watching TV the lights went off.
A:must
B:have to
C:had to
D:can;
B:have to
C:had to
D:can;
正确答案是:
同类题型
our school fooball team won the final match this morning.—________!It’S great news.
The old lady was kind enough as to ___ much money to the poor in the mountain village.
What was considered impolite years ago hasbecome ________now
She’s aiming ______a sholarship; That is why she has been focusing her minds_____her work.