—God!My cell phone is missing.—You ________ have left it at home.I heard you telephone our daughter in the bathroom.
#62295
A
shall
B
must
C
would
D
could
推荐题目
I'm afraid Mr.Harding ______ see you now.He's busy.
#62160
A
can't
B
mustn't
C
shouldn't
D
needn't
---May we go home mow ? --- No, you____. You____ to go home until 5 o’clock.
#78057
A
mustn’t; are allowed
B
don’t have to; are supposed
C
needn’t; aren’t allowed
D
can’t; aren’t supposed
If the students who killed themselves had only been more confident, their deaths ________.
#63688
A
need have been avoided
B
must have been avoided
C
might have been avoided
D
will have been avoided
—Look! The boy in the white shirt ___be Tom. --It ____be him. I saw him enter the library just now. 
#76568
A
must; can’t
B
must; mustn’t
C
may; shouldn’t
D
may; mustn’t