【单选题】【消耗次数：1】
One can’t learn a language well, ________ he works hard.
①
if
②
and
③
unless
④
because
参考答案：
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【判断题】
____Unless_____ they can get people in the organization to do what must he done， they will not succeed.
①
正确
②
错误
【单选题】
He won’t____ to bring me my umbrella unless I tell him again.
①
forget
②
remind
③
remember
④
realize
【单选题】
People at the party worried about him, because no one was aware ______ he had gone.
①
of where
②
of the place where
③
where
④
the place
【单选题】
That young boy couldn’t move because he _______ his leg.
①
breaks
②
broke
③
had broken
【单选题】
People at the party worried about him, because no one was aware____ he had gone.
①
of where
②
of the place where
③
where
④
the place
【单选题】
The bosses give them low wages, because it is expected that you will ( ). If you don’t, the service person can’t earn a living.
①
make up the different
②
make up the difference
③
make out the difference
④
make out the different
【判断题】
判断线上的内容是否正确：____Unless_____ they can get people in the organization to do what must he done， they will not succeed.
①
正确
②
错误
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