— Where’s Lucy ? — She ________ in the office. I saw her there just now.
#75664
A
can’t be
B
must be
C
can be
D
should be
推荐题目
---There’s someone knocking on the door. Who _________ it be?---It must be John. He promised to be here at 8:00.
#62792
A
must
B
can
C
need
D
shall
A hard-working man become a great scientist, but a great scientist be a hard-working man.
#74334
A
can’t; can
B
may not; can
C
can’t; must
D
may not; must
—Listen! Is that Pingping playing the guitar? —No. It __________be Pingping. He has gone to Beijing.
#76611
A
mustn’t
B
may
C
can’t
D
must