You can get to the cinema by car. (对划线部分提问)
____
—Oh, really? I ____________. I _____________ go and visit him.
643= ____
- I don't know Kate's address. Do you know _______?
- Sorry, I don't know, either.
如图所示,开关S闭合后,灯L1、L2都能发光,则甲是____(选填“电压表”或“电流表”),若开关S断开后,灯L1、L2都能发光,且甲、乙两表的示数之比为4:3,则L1、L2电阻之比为____.