---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
推荐题目
To our great relief, Jack’s illness proved not to be as serious as we ___.
#99958
A
had feared
B
has feared
C
would fear
D
feared
Our teacher taught us that water ___ at zero degree centigtade.
#104492
A
freezes
B
freeze
C
freezed
D
is freezed
He works as an engineer now, but he _____ on a farm for three years.
#101493
A
has worked
B
worked
C
was working
D
had worked