1.单选题- (共7题)
| A．1：2 | B．2：1 | C．1：3 | D．3：1 |
| A．化学键是使离子或原子相结合的作用力 |
| B．气态单质分子中不一定存在化学键 |
| C．NaCl与NaOH固体中的化学键类型完全相同 |
| D．碳原子最外层有4个电子，能与其他原子形成4个共价键 |
| A．二氧化硫、二氧化氮和二氧化碳都是形成酸雨的物质 |
| B．用高锰酸钾溶液吸收水果产生的乙烯，能达到保鲜的目的 |
| C．金属锂是最轻的金属，且活动性强，是制造电池的理想物质 |
| D．含氮、磷的大量污水任意排放是造成水华、赤潮等水体污染的重要原因 |
| A．海水提溴时用SO2吸收Br2蒸气：SO2＋Br2＋2H2O===2HBr＋H2SO4 |
B．将煤气化为可燃性气体：C(s)＋H2O(g)  CO(g)＋H2(g) |
| C．用过量NaOH溶液吸收烟气中的SO2：SO2＋NaOH===NaHSO3 |
D．燃煤中加入石灰石脱硫：2CaCO3＋2SO2＋O2 2CaSO4＋2CO2 |
| | 金属 | 存在形式 | 冶炼方法 |
| A | 金 | 游离态 | 金子比沙子密度大，利用水洗法直接分离 |
| B | 银 | 化合态 | 银的金属性弱，用加热 的方法冶炼 |
| C | 铁 | 化合态 | 铝的金属性比铁强，可用铝热法炼铁 |
| D | 钠 | 化合态 | 钠的金属性强，一般还原剂很难将其还原出来，所以用电解饱和 溶液方法冶炼 |
，可用来冶炼铜。孔雀石与焦炭混合加热时，可生成铜、二氧化碳和水。下列说法不正确的是| A．将孔雀石粉碎后与焦炭混合加热，是为了加快反应速率 |
B． 与足量焦炭反应转移2 电子 |
C．最多能与 反应 |
D．根据孔雀石样品的质量和其与足量硫酸反应产生 的体积（标准状况），即可测得样品中 的质量分数（假定其他成分不与酸反应） |
2.选择题- (共5题)
根据表格内容，选择最佳答案。
|
Name |
Age |
School |
Date (日期) |
Activity |
|
Bill |
13 |
No. 1 Middle School |
October 16th |
English test |
|
David |
15 |
No. 3 Middle School |
August 20th |
Sports Day |
|
Gina |
13 |
No. 5 Middle School |
November 22nd |
Volleyball game |
|
Alice |
12 |
No. 4 Middle School |
December 19th |
Tom's birthday |
|
Helen |
14 |
No. 2 Middle School |
December 20th |
School Day |
根据表格内容，选择最佳答案。
|
Name |
Age |
School |
Date (日期) |
Activity |
|
Bill |
13 |
No. 1 Middle School |
October 16th |
English test |
|
David |
15 |
No. 3 Middle School |
August 20th |
Sports Day |
|
Gina |
13 |
No. 5 Middle School |
November 22nd |
Volleyball game |
|
Alice |
12 |
No. 4 Middle School |
December 19th |
Tom's birthday |
|
Helen |
14 |
No. 2 Middle School |
December 20th |
School Day |
根据短文理解，从A、B、C、D四个选项中选择最佳答案填空。
My name is Bill. I am a student in No. 10 Middle School. I am very busy this 1. On June 3rd, we 2 a school trip. I need to buy some food 3 the trip. On June 6th, we have a P.E. test. I am a fat boy, so it is really 4 for me. June 15th is my twelfth 5. I ask my friends to 6 to my party. I need to buy some things for my party in the 7. June 26th is my friend Alan's birthday. I know 8 like(s) ping-pong. I want to buy a ping-pong bat for him. On the last day of June, June 9, my school has a book sale in the school library. I can buy some books at good 10. I hope (希望) I can have a good time this month.
根据方所给出的选项，完成下面的对话。
A. When is your birthday? B. How are you? C. How old are you? D. My birthday is August 10th. E. Can you come to my party? F. Is your birthday August 10th? G. Do you want to have a party? |
A: Hello! My name is Gina.
B: Hi! I'm Bill. Nice to meet you.
A: Nice to meet you, too. {#blank#}1{#/blank#}
B: I'm eleven. What about you?
A: I'm thirteen. {#blank#}2{#/blank#}
B: It's July 4th. And you?
A: {#blank#}3{#/blank#}
B: Oh, today is August 9th. Your birthday is tomorrow. {#blank#}4{#/blank#}
A: Yes, I want to have a birthday party. {#blank#}5{#/blank#}
B: Yes, I can. Thank you.
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【1】题量占比
单选题:(7道)
选择题:(5道)
-
【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：5
9星难题：2