You     keep  quiet  in the library because everyone is reading here.
#75771
A
may
B
should
C
mustn’t
D
needn’t
推荐题目
You ________ be hungry already — you had lunch only two hours ago!
#63107
A
wouldn’t
B
can’t
C
mustn’t
D
needn’t
---____, sir, how can I get to the nearest bank?-- You can ________ a No 2 bus at the station..
#75709
A
Excuse me, get on
B
Sorry, getting on
C
Excuse me,getting on
D
Sorry, get on