“Not having returned home yet, _________”, his father said to the police.
#63543
A
his mother got worried
B
his mother must be worried
C
I think he is missing
D
he must have got into some trouble.
推荐题目
—Jim, ________ you answer the last question? -- Sorry, I can’t. It’s too hard.
#78156
A
need
B
may
C
must
D
can
—The traffic is heavy now, so Mike come late.—Let’s wait ten more minutes.
#63276
A
can
B
need
C
may
D
shall
— Must I finish the exercise at school? — No, you don’t have to. You do it at home.
#76583
A
must
B
need
C
will
D
can
---Can you play the guitar?---________.
#74839
A
No,I can
B
Yes,I can’t
C
I can play the guitar
D
No,I can’t