--Must I finish my homework now, Mum?  ----No, you_____.
#40418
A
needn’t
B
mayn’t
C
mustn’t
D
can’t
推荐题目
I have two pens. ______ is red, ______ is black. 
#40099
A
Either… or…
B
First… next…
C
One…the other…
D
One… Two…
There are   books on the shelf. And     them is about three hundred.
#43563
A
a number of; a number of
B
the number of; the number of
C
a number of; the number of
D
the number of; a number of
.Either of you can finsh the job,but what I’m interested in is who is_____.
#40270
A
more careful
B
caerful
C
the most careful
D
even careful