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【简答题】
三点悬挂机构在水平面内的速度瞬心必须设在机构的（）。
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皮皮学刷刷变学霸
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【简答题】数字分接器的功能是把高次群分解成原来的[填空(1)]
【单选题】You should always choose a meeting place ______ there are a lot of people.
A.
where
B.
what
C.
which
D.
whose
【单选题】We should make full use of whatever happens to us．There is always____ to learn from every experience.
A.
nothing
B.
anything
C.
something
D.
everything
【单选题】What’s more, you should always choose a meeting place where there are a lot of people. Meetings must always be held in public areas like malls, cafés, etc.
A.
而且你应该选择一个人多的会面地点。你们的会面应该是在购物商场、咖啡馆等公共场合进行。
B.
你们的会面应该是在购物商场、咖啡馆等公共场合进行。而且你应该选择一个人多的会面地点。
【简答题】There should always be ____(except) to the rule.A. exceptions
【单选题】You should always to your own principles although there are so many temptations.
A.
continue
B.
persist
C.
stand
D.
stick
【单选题】There should always be a greeting in formal emails.
A.
Main Idea
B.
Supporting Detail
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