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【单选题】

You can go to see your sick granny, but you mustn’t stay there _____ visiting hours.

A.
across
B.
without
C.
over
D.
beyond
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参考答案:
参考解析:
.
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举一反三

【单选题】Try to spend your time just on the things you find _______.

A.
worth doing them
B.
worth being done
C.
worthy of ding them
D.
worthy of being done

【单选题】Stay awake!You should know that it ________to sleep in class. [ ]

A.
doesn't permit
B.
is not permitted
C.
will not be permitted
D.
was not permitted