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【单选题】
过量空气系数小于1的混合气为( )混合气A.
浓
B.
稀
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皮皮学刷刷变学霸
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【简答题】have(has) v. (D)
【单选题】Though he views himself as a realist, Cetron says that his findings make him very ______ about future.
A.
optimistic
B.
sympathetic
C.
objective
D.
precautious
【简答题】More than one student in our class__________to the Great Wall. A．visit B．visited C．have visited D．has visited
【单选题】He was prepared to enjoy himself as long as ______.
A.
he was serving his country
B.
he was making a profit
C.
the weather continued like this
D.
he could stay in Lucerne
【单选题】He already had the urge to explore and extend a talent he discovered in himself as he ____.
A.
went in
B.
went by
C.
went along
【单选题】Though he views himself as a realist, Michael says that his findings make him very _______ about future.
A.
optimistic
B.
objective
C.
precautious
D.
sympathetic
【简答题】have(has) v. (D)
【简答题】A．Common citizens have the right to bear arms. B．T.V. and radio stations and newspapers have the right to report the details of crimes. C．Every citizen has the right to kill others in order to protect...
【简答题】He already had the ____to explore and extend a talent he discovered in himself as he went along.
【简答题】A．Common citizens have the right to bear arms. B．T.V. and radio stations and newspapers have the right to report the details of crimes. C．Every citizen has the right to kill others in order to protect...
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