---Could you please come to the museum with me this afternoon?---Sorry, I ______ . I have to take a piano lesson at 2 pm.
#74382
A
couldn’t
B
mustn’t
C
can’t
D
needn’t
推荐题目
—Tom is in low spirits today. He ______ again in the job interview.—What a pity! He has been greeted with bad luck these days.
#62569
A
could fail
B
may fail
C
must have failed
D
must fail
Our playground is not so tidy and beautiful as before, students must ____ dirty things on it.
#74989
A
be stopped to throw
B
be stopped throwing
C
stop to throw
D
stop from throwing
(2014·山东省实验中学一模)You________get an allexpensepaid vacation to Australia if you can answer all the questions.
#62193
A
must
B
can
C
shall
D
may
--The man in a black suit _______ be our youth worker. -- I’m sure it _____ be him. I saw him in the laboratory building some minutes ago.
#74624
A
must; can’t
B
can; mustn’t
C
can; could
D
must; won’t