Robert wishes that he ________ business instead of history when he was in university. 
#89390
A
studies
B
studied
C
has studied
D
had studied
推荐题目
The ecologists urged measures _______ to protect the wildlife.
#87408
A
would be made
B
would be taken
C
be taken
D
be made
—I saw your uncle take a taxi to the airport.Why didn’t you drive him there?—I    ,but my car    .
#86892
A
would; was fixed
B
would have; was fixed
C
would have; was being fixed
D
did; was being fixed
He _______ Shanghai, for I saw him talking with the headmaster a moment ago.
#90144
A
must have gone to
B
can’t have gone to
C
mustn’t have been to
D
can’t have been to