1.选择题- (共10题)
6.某小组同学按图所示的电路图连接电路，做“探究串联电路的特点”实验．在实验过程中，他们用电流表测出通过A、B、C三处的电流（I总、I1和I2），用电压表测出各个电阻两端的电压和电源两端的总电压（U1、U2和U总），并通过用不同阻值的电阻和改变电源电压的高低，进行多次实验，正确记录测得的实验数据如表所示．
实验序号 | 电流I1 （安） | 电流I2 （安） | 电流I总 （安） | 电压U1 （伏 | 电压U2 （伏 | 电压U总 （伏 | 电阻R1 （欧） | 电阻R2 （欧） | 电阻R总 （伏） |
1 | 0.4 | 0.4 | 0.4 | 2 | 4 | 6 | 5 | 10 | |
2 | 0.3 | 0.3 | 0.3 | 3 | 3 | 6 | 10 | 10 | |
3 | 0.2 | 0.2 | 0.2 | 4 | 2 | 6 | 20 | 10 | |
4 | 0.15 | 0.15 | 0.15 | 3 | 3 | 6 | 20 | 20 | |
5 | 0.1 | 0.1 | 0.1 | 2 | 4 | 6 | 20 | 40 | |
6 | 0.06 | 0.06 | 0.06 | 1.2 | 4.8 | 6 | 20 | 80 |
2.单项选择- (共8题)
11.
She insisted that we ________ the source of the river and begin our journey there.
| A．find | B．found | C．would find | D．were to find |
12.
____________ his accent, he is from the south of China.
| A．Judged by | B．Judging to | C．Judging by | D．To judge |
13.
_____ he is determined to do something, no one is able to make him ______.
| A．Once; give up | B．Although; give in |
| C．As long as; give out | D．If; give away |
14.
Until today we have reached a stage _______ we have almost no rights at all.
| A．when | B．where | C．which | D．why |
15.
The city ______ we visited last year is the one _____the famous writer was born.
| A．where, which | B．which, where | C．in which, that | D．where, where |
16.
Have you seen Tom recently? I wonder ______ with his students.
| A．how is he getting along | B．if he is getting along well |
| C．what he is getting along | D．that he gets along well |
17.
“We can hardly wait to see him” has same meaning as _________.
| A．he can ’t be seen by us | B．we can see him |
| C．it is hard for us to see him | D．we want to see him at once |
试卷分析
-
【1】题量占比
选择题:(10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：7
7星难题：0
8星难题：0
9星难题：0