—Would you mind if I borrowed your car just over the weekend?—I'm sorry, but it's just not possible, because I ________ my mother this weekend.
#99756
A
am visiting 
B
have visited
C
was visiting 
D
visited
推荐题目
---I’m sure Andrew will win the first prize in the final. ---I think so. He _____ for it months.
#101313
A
is preparing
B
has been preparing
C
was preparing
D
had been preparing
—Have you seen Jack recently?—No. He      for another company now.
#102939
A
is working
B
had worked
C
worked
D
was working
—Ken, why do you look so tired? —I _______ myself to the climate since I came here.
#101471
A
didn’t adapt
B
haven’t adapted
C
don’t adapt
D
hadn’t adapted