----Will Barbara come to our party? ----I am not sure, because he ____ go to the concert with his friend.
#63370
A
can
B
must
C
should
D
might
推荐题目
My sister met him in the hospital yesterday afternoon, so he _________ your lecture.
#62533
A
couldn’t have attended
B
needn’t have attended
C
mustn’t have attended
D
shouldn’t have attended
In case you ______ still have anything to offer, please contact our manager while he is available．
#62228
A
shall
B
would
C
should
D
will
-- Can I tell Peter about the news?-- No, I don’t want anyone else to know it. You ________ keep it to yourself.
#78287
A
must
B
need
C
can
D
may
If I went to the moon, I ______ bring something unusual back to the earth.
#76023
A
could
B
will
C
would
D
shall