——Catherine, I have cleaned the room for you.——Thanks, You       it. I could manage it myself.
#63293
A
needn’t do
B
needn’t have done
C
mustn’t do
D
shouldn’t have done.
推荐题目
We         arrive at six. But I’m sorry we are late. 
#63290
A
should
B
were supposed to
C
must
D
ought to
You ______ be polite to the old man.
#77237
A
should
B
can’t
C
might
D
mustn’t
—________ I watch TV now,Mom?—No.It’s too late ,and you ______ go to bed.
#77976
A
May;have to
B
Will;should
C
Can;will
D
Must;need