问题
constantly exposed to advertisements isannoying, but it ______ be pleasant sometimes.
A:shall
B:need
C:can
D:must
B:need
C:can
D:must
正确答案是:
同类题型
There’s ______wallet on the ground. I guess _______wallet is Li Ming’s.
ung man couldn’t afford a new car _______, he bought a used one.
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you sure you won’t come for a drink with us— _______, if you insist
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