1.选择题- (共13题)
4.用石墨电极电解含有相同物质的量的Na2SO4和CuSO4的溶液。一段时间后，溶液颜色变浅。此时若要使溶液中的Na2SO4和CuSO4都恢复到电解前的浓度，应向电解后的溶液中加入适量的 ( )
5.用石墨电极电解含有相同物质的量的Na2SO4和CuSO4的溶液。一段时间后，溶液颜色变浅。此时若要使溶液中的Na2SO4和CuSO4都恢复到电解前的浓度，应向电解后的溶液中加入适量的 ( )
10.已知1 g氢气完全燃烧生成水蒸气时放出热量121 kJ，且氧气中l mol O=O键完全断裂时吸收热量496 kJ，水蒸气中l mol H－O键形成时放出热量463 kJ．则氢气中l mol H－H键断裂时吸收热量为 ( )
11.已知1 g氢气完全燃烧生成水蒸气时放出热量121 kJ，且氧气中l mol O=O键完全断裂时吸收热量496 kJ，水蒸气中l mol H－O键形成时放出热量463 kJ．则氢气中l mol H－H键断裂时吸收热量为 ( )
2.单项选择- (共18题)
14.
About a third of the population was estimated to have no _____ to the health service.
About a third of the population was estimated to have no _____ to the health service.
| A．assessment | B．assignment | C．exception | D．access |
15.
____ is a well-known man.
____ is a well-known man.
| A．This Tom’s old friend | B．This old friend of Tom |
| C．That’s Tom’s old friend | D．This old friend of Tom’s |
16.
This is an old photo of my aunt’s when she had ___ , and she now she has ____.
This is an old photo of my aunt’s when she had ___ , and she now she has ____.
| A．short hair; gray hairs | B．short hairs; gray hair |
| C．short hair; gray hair | D．short hairs; gray hairs |
18.
My cousin, little Tom, is __________ a fool. He did very well in all his subjects.
My cousin, little Tom, is __________ a fool. He did very well in all his subjects.
| A．something as | B．something but | C．anything but | D．nothing but |
20.
Babies are not born with __ moral sense; they cannot tell __ difference between right and wrong.
Babies are not born with __ moral sense; they cannot tell __ difference between right and wrong.
| A．a 不填 | B．不填；a | C．a; the | D．the; the |
21.
. Every new thought or idea has to ___ what we already know.
. Every new thought or idea has to ___ what we already know.
| A．be connect with | B．be connected | C．be connected to | D．be connecting to |
22.
. It is ___ hall that holds 1,000 people.
. It is ___ hall that holds 1,000 people.
| A．a large | B．such a large | C．so large a | D．too large a |
24.
—I can’t find Mr. Smith. Where did you meet him this morning?
—It was in the hall ____ our products were showed..
—I can’t find Mr. Smith. Where did you meet him this morning?
—It was in the hall ____ our products were showed..
| A．that | B．which | C．the one | D．where |
25.
The pay is not good, but people usually find social work _____ in other ways.
The pay is not good, but people usually find social work _____ in other ways.
| A．payable | B．respectful | C．interested | D．rewarding |
27.
The Japanese guests suggested ____ their country.
The Japanese guests suggested ____ their country.
| A．our visiting | B．to us a visit to | C．we pay a visit to | D．all the above |
28.
___ different life today is from ___ was 50 years ago!
___ different life today is from ___ was 50 years ago!
| A．What a; what | B．How; what | C．What; what | D．What a; how |
29.
She likes to use words ____ is clear to him.
She likes to use words ____ is clear to him.
| A．of which the meaning | B．of which meaning |
| C．whose of meaning | D．meaning of which |
30.
Our country sent up Shenzhou V successfully, ____ was reported in the newspaper.
Our country sent up Shenzhou V successfully, ____ was reported in the newspaper.
| A．that | B．what | C．as | D．it |
试卷分析
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【1】题量占比
选择题:(13道)
单项选择:(18道)
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【2】：难度分析
1星难题：0
2星难题：0
3星难题：0
4星难题：0
5星难题：0
6星难题：0
7星难题：0
8星难题：18
9星难题：0