—Lily,______ do you study for a math best? —By asking my teacher for help.

---Can I tell Peter about the news?---No, I don’t want anyone else to know it. You ______ keep it to yourself.

---I think _________________ in the morning is a good way to improve your spoken English. ---I agree with you.

You      drive on the right of the road in China. It’s the traffic rule.

I __________use a clock to wake me up because at six o'clock each morning the train comes by my house.