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【简答题】
由于环糊精的结构是中间（），因此可以包合脂溶性物质，可以作为微胶囊化的壁材。
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皮皮学刷刷变学霸
举一反三
【单选题】—Why didn’t you go to the cinema with us yesterday evening? —I________for my uncle from Beijing at the station.
A.
was waiting
B.
am waiting
C.
will wait
D.
waited
【单选题】It took Andy two hours ____ his homework yesterday evening and I spent ____ mine. [ ]
A.
doing; less time finishing
B.
doing; more time to finish
C.
to do; more time to finish
D.
to do; less time finishing
【单选题】下列句子不属于状语后置之的一项是( )
A.
事急矣，请奉命求救于孙将军。
B.
形似酒樽，饰以山龟鸟兽之形。
C.
不然，籍何以至此？
D.
生乎吾前，其闻道也固先乎吾。
【简答题】Yesterday evening, Mary t a walk with her mother after dinner.
【单选题】Do you know why John didn' t ______ at the party yesterday evening?
A.
show off
B.
show down
C.
show up
D.
show in
【单选题】假定某耐用消费品的需求函数Qd=400-5P时的均衡价格为50，当需求函数变为Qd=600-5P时，（供给不变）均衡价格将
A.
低于50
B.
高于50
C.
等于50
D.
无法确定
【单选题】Jane: What were you doing when I phoned you yesterday evening? Kate: I just finished my homework and t o watch TV.
A.
have; am going
B.
have; was going
C.
had; am going
D.
had; was going
【单选题】- Sam, I called you yesterday evening, but no one answered. - Oh, sorry. I _______ a shower at that time. [ ]
A.
took
B.
am taking
C.
take
D.
was taking
【单选题】My father _______ at eight o’clock yesterday evening.
A.
watched TV C. is watching TV
B.
was watching TV D. watches TV
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