For the engine to work, the green button be in the “on” position.
#87838
A
can
B
would
C
must
D
might
推荐题目
I don''t think it any use taking with him , you ____ as well leave him alone .
#89769
A
might
B
must
C
can
D
could
It is important that you _____ neatly and tidily _____ you feel confident for an interview.
#87336
A
wear; to make
B
have worn; to make
C
wear; made
D
wore; making
I got up early that morning, but I _____ so because I had no work to do.
#90133
A
mustn’t have done
B
didn’t need to do
C
needn’t have done
D
can’t have done
To my surprise, my good friend _________ stay up to study to prepare for the next important exams organized by ten famous high schools.
#87867
A
should
B
may
C
must
D
can
On AIDS Day, the minister of Health Department demanded that the problems__________ paid special attention to.
#87234
A
referred to being
B
referred to be
C
refer to being
D
refer to be