—What would you wish to do if you were a college student again? —That's very hard to say, but I wish I___________ when I was a college student.
#89321
A
has not studied biology
B
did study biology
C
had studied biology
D
studied biology
推荐题目
—My sister is very upset today. —It’s your fault .You           the bad news to her yesterday.
#87921
A
should tell
B
should have told
C
shouldn’t have told
D
must tell
 We ______ the difficulty together, but why didn’t you tell me?
#87353
A
should face
B
might face
C
could have faced
D
must have faced
(2014·蜀光中学月考)The weather turned out to be fine yesterday.I________the trouble to carry the umbrella with me.
#86406
A
couldn’t have taken 
B
mustn’t have taken
C
needn’t have taken 
D
didn’t need to take