1.选择题- (共5题)
4.某学生用红磷做测定空气中氧气含量的实验，结果进入容器内水的体积小于容器容积的 {#mathml#}{#/mathml#} ，试分析原因：（写出两条）{#blank#}1{#/blank#}；{#blank#}2{#/blank#}．
5.某学生用红磷做测定空气中氧气含量的实验，结果进入容器内水的体积小于容器容积的 {#mathml#}{#/mathml#} ，试分析原因：（写出两条）{#blank#}1{#/blank#}；{#blank#}2{#/blank#}．
2.单项选择- (共8题)
6.
We the difficulty together, but why didn’t you tell me?
| A．should face | B．might face |
| C．could have face | D．must have faced |
8.
Everybody in the village likes Jack because he is good at telling and ________ jokes.
| A．turning up | B．putting up |
| C．making up | D．showing up |
9.
You might wonder how it________to live without eating for so many days.
| A．keeps | B．Succeeds | C．manages | D．tries |
10.
---Do you have enough to ________ all your daily expense?
---Oh, yes, enough and to spare.
---Oh, yes, enough and to spare.
| A．cover | B．spend |
| C．fill | D．offer |
12.
He was very tired，and________he didn’t give the market report.
| A．otherwise | B．besides | C．however | D．therefore |
试卷分析
-
【1】题量占比
选择题:(5道)
单项选择:(8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：1
5星难题：0
6星难题：5
7星难题：0
8星难题：1
9星难题：0