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[单选题]

He ___________ the value of a healthy body until he got sick seriously.

A.realized

B.didn’t realize

C.hasn’t realized

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更多“He ___________ the value of a …”相关的问题

第1题

标准状态下，氦气(He)的粘度为n=1.89X10^-5Pa·s。求： (1)在此状态下氦原子的平均自由程; (2)氦原子的有效半径; (3)氦原子的平均碰撞频率(已知:μHe=4.0X10^-3kg·Mol^-1，v=1.20X10^-7m/s)。

标准状态下，氦气（He)的粘度为n=1.89X10^-5Pa·s。求：（1)在此状态下氦原子的平均自由程; （2)氦原子的有效半径; （3)氦原子的平均碰撞频率（已知:μHe=4.0X10^-3kg·Mol^-1，v=1.20X10^-7m/s)。

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第2题

____？ A sample-book.

A.For what did he ask

B.What did he ask for

C.What did he ask

D.For what did he ask for

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第3题

It was not until he arrived at the station（） he realized he had forgotten his ticket.

A.before

B.when

C.that

D.after

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第4题

His expression is as ________ when he smiles as when he is arguing.

A.exceed

B.earnest

C.distinguish

D.proclaim

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第5题

Why did the dog stand out here in the cold（)？

A.He enjoyed the snow in winter

B.He had bitten the master’s children in the leg

C.He felt hot in the house

D.He grew too big for the master to keep

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第6题

He has no other interests ______ he is fond of collecting stamps.

A.except that

B.beside

C.besides

D.except for

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第7题

Nobody says a word about the incident, （)？

A.does he

B.doesn't he

C.do they

D.don't they

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第8题

He asked his parents _____________ a computer.

A.for

B.to

C.with

D.on

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第9题

Dick has vouched ____you; he says he has known you for years.

A.about

B.on

C.for

D.around

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第10题

This is（)book.

A.I

B.he

C.my

D.you

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第11题

An average student should know that he needs to spend more time______ so that ______ a top student.

A.studying ... he is

B.to study ... he is

C.studying ... he will be

D.to study ... he will be

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