My pain ___________ obvious the moment I walked into the room, for the first man I met  asked me pitifully:" Are you feeling all right?"
#90020
A
must be
B
must have been
C
could be
D
could have been
推荐题目
Tony ____ the invitation, otherwise he would have attended your birthday party. 
#86508
A
couldn’t have received
B
mustn’t have received
C
needn’t have received
D
shouldn’t have received
 I request that you __________ the task on time.
#87205
A
finished
B
should finish
C
could finish
D
would finish
.Everyone in the building can hear Tom’s words:“Mother, the window _____.please come to help me.”
#90443
A
can’t be shut
B
will be shut
C
doesn’t be shut
D
won’t be shut