—I’m sure our team will win.— _______. A. I don’t know B. I’m sorry to hear that. C. I hope so
We should tell hunters _______tigers.
I don’t like summer, as it is hot and we have to do homework.
______ the help of the policeman, I found my lost wallet.
The temperature can drop ________zero when winter comes.
— Is Jim coming by train? — I’m not sure. He_____ drive his car.