Lewis said that the swim was so scary and painful（）it would be his last time swimming in freezing water.

第1题

血型的命名：①ABO系统根据：（);②Rh系统根据：（);③Lewis、Duffy等根据：（)。

血型的命名：①ABO系统根据：();②Rh系统根据：();③Lewis、Duffy等根据：()。

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第2题

简述布朗斯特(Brönsted)酸、碱和路易斯(Lewis)酸、碱的定义。

简述布朗斯特（Brönsted)酸、碱和路易斯（Lewis)酸、碱的定义。

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第3题

乙烯既可以是Lewis碱，也可以是Bronsted碱。（)

此题为判断题(对，错)。

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第4题

1-丁烯与乙硼烷的反应过程中，1-丁烯可以看作Lewis碱，而硼烷是Lewis酸。（)

此题为判断题(对，错)。

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第5题

Lewis Mandell suggests that we should figure out how to ________.A.help students scorebett

Lewis Mandell suggests that we should figure out how to ________.

A.help students scorebetter in money-management courses

B.improve the social awareness of financial education

C.carry out financial-literacy education properly

D.manage money in a more efficient way

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第6题

在Backmann重排中常用的催化剂有：矿物酸，有机酸，Lewis酸，氯化剂或酰氯及其它等。（)

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第7题

M: Do you know Lewis？ W: _____？ M: He is very tall and he’s got quite short, brown hair.A.

M: Do you know Lewis？ W: _____？ M: He is very tall and he’s got quite short, brown hair.

A.What does he look like

B.Where is he from

C.How old is he

D.How is he now

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第8题

A．he saidB．was saidC．is being saidD．had been said

A．he said

B．was said

C．is being said

D．had been said

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第9题

A．It is said to be "out-of-the-money".B．It is said to be "at-the-money".C．It is said t

A．It is said to be "out-of-the-money".

B．It is said to be "at-the-money".

C．It is said to be "unprofitable".

D．It is said to be "in-the-money".

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第10题

What he said sounds ______.A．nicelyB．pleasantlyC．friendlyD．wonderfully

What he said sounds ______.

A．nicely

B．pleasantly

C．friendly

D．wonderfully

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第11题

A．trainingB．saidC．waitingD．main

A.training

B.said

C.waiting

D.main

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