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2 写出下列化合物的结构式或构型式,如命名有误,予以更正。 a.2,4 -二甲基- 2 -戊烯 b.3 -丁烯 c.3,3,5 -三甲基- 1 -烯 d.2 -乙基- 1 -戊烯 e. 异丁烯 f.3,4 -二甲基- 4 -戊烯 g. 反- 3,4 -二甲基- 3 -己烯 h.2 -甲基- 3 -丙基- 2 -戊烯
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【简答题】Your suggestion that the meeting (be) __________ cancelled is reasonable.
【简答题】A．expensive B．proper C．best D．reasonable
【简答题】A.technical B.overall C.minor D.reasonable
【单选题】_________i s a n alternativ e t o hig h school . It s objectiv e i s t o trai n student s i n the i n comprehensiv e vocationa l capabilit y , preparin g the m fo r th e fron t rank s o f production, ...
A.
Secondar y vocationa l educatio n
B.
College
【简答题】Alternativ medicine Is it all in the mind? One in five people in the UK choose to use alternative medicine Alternative medicine may be news, but it's not new. It's modern medicine that is new --- for ...
【简答题】A．wrong B．right C．sensible D．reasonable
【单选题】Besides holding the wedding ceremony in the church, there are various other choices.
A.
Right
B.
Wrong
C.
Not mentioned
【简答题】Sentence Patterns Rewrite the following sentences by following the model sentence pattern. Attention:Parallelism can be regarded as a type of coordination, linking elements that are logically connecte...
【简答题】A．sensible B．rational C．logical D．reasonable
【简答题】A．obvious B．fit C．impossible D．reasonable
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