—Why didn’t you come for the meeting?—Only allowed by our manager            .
#80844
A
I could come
B
If I could come
C
when I could come
D
could I come
推荐题目
The “Warning” reads: “Under no circumstances _____ be kept near fire!”
#81209
A
the chemical should
B
the chemical shouldn’t
C
should the chemical
D
should the chemical not
Only by practising constantly__________ greater progress. 
#82653
A
we can make
B
then we will make
C
can we make
D
we must make
Never before in China __________ so carefully concerned about the food safety.
#82700
A
people have been
B
have people been
C
are people
D
people are