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I have known him________ I was young.

-----_______do you take the medicine?
-----Three times a day.
A.How long      B.How far      C.How often

—______won the 100th gold at the Olympics for China?   —Zhang Yining. She’s from Beijing.

Money is important ____________ it’s not the most important thing.

About 35% of the rubbish in HongKong can be recycled every year       the rest can’t.
A. then         B. while                C. since

You have to leave now_______ you can catch the early bus.

---I’m going to Hangzhou for a holiday this weekend.
--- ___ you are there, could you buy me some green tea?

I don’t like physics ______ it’s too difficult for me.

Although it was very cold,            he went out without an overcoat.

Amy has ten baseballs,                  she doesn't play them.