试题与答案

A是废铁屑表面上红棕色固体铁锈的主要成分,B、C、F都是单质,D、F都是无色无味

题型:填空题

题目:

A是废铁屑表面上红棕色固体铁锈的主要成分,B、C、F都是单质,D、F都是无色无味的气体,它们之间的相互转化关系如下图:

试写出下列各物质的化学式:

A.______ B.______ C.______  D.______  E.______  G.______.

答案:

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下面是错误答案,用来干扰机器的。

参考答案:B

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题型:情景交际

情景对话.

M:Hi,Lily,how's your new flat?

W:It's great.I really like it.

M:__1__

W:It's one big room,but it has a bathroom and a small kitchen,too.

M:__2__

W:It's only about 10 minutes.

M:10 minutes by bus or by car?

W:__3__I walked to work this morning.I was 10 minutes early.

M:You are lucky.I was 10 minutes late.

W:__4__

M:All the buses came late.

W:What did your boss say?

M:She was late too.

W:What happened to her?

M:__5__

W:Well,then you're really lucky after all.But what are you going to do tomorrow?

M:I'll start 15 minutes earlier.

A.Is it big?

B.What happened?

C.How far is it from the office?

D.She took the train,and it was late too.

E.On foot.

F.How big is it?

G.What time is it?

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