问题
选择题
She lives in Canada, far from us, so we can________see her. [ ]
A. nearly
B. hardly
C. mostly
答案
答案：B
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She lives in Canada, far from us, so we can________see her. [ ]
A. nearly
B. hardly
C. mostly
答案：B
小明要研究串联电路中导体两端电压与导体电阻阻值之间的关系，他设计了如图所示的实验电路，并依次测量了每个已知阻值的定值电阻两端的电压，记录了如下表所示的实验数据．
| R/Ω | 10 | 20 | 30 | 50 | 60 | 70 |
| U/V | 2 | 4 | 6 | 10 | 12 | 14 |
