---I haven’t got the reference book yet, but I’ll have a test on the subject next month. ---Don’t worry. You ____ have it by Friday.
#63390
A
could
B
shall
C
must
D
may
推荐题目
—The pollution problem here seems to get more and more serious.--Yes. Something_____about it.
#76572
A
must do
B
must be done
C
is doing
D
had been done
Teachers be sensitive to the development level of each student so as to help them better.
#62667
A
can
B
may
C
are able to
D
need to
--Life ____ be very hard for people living in the north of Canada as it is very cold there in winter.—Yes, the weather there _____ be as low as 60℃ below zero.
#63305
A
must;can
B
shall;must
C
will;should
D
hasto;can
Even a drop of water ______because it is so important to all the living things.
#76903
A
must waste
B
must be wasted
C
mustn’t waste
D
mustn’t be wasted