The woman asked the policeman where ________.
A. the post office is B. the post office was
C. is the post office D. was the post office
–Do you mind if I turn on the TV? --________. My father is sleeping.
A. Better not. B. Not at all. C. No, I don’t mind. D. That’s all right.
Betty will ring me up when she ________ in Beijing.
A. arrive B. arrives C. arrived D. will arrive
We don’t know ________ it next. Let’s go and ask Mr. Li.
A. what to do B. to do what C. whether to do D. to do whether
I’m glad to find that many trees ________ in our city last year.
A. plant B. planted C. were planted D. are planted
The more you smile, the ________ you will feel.
A. happy B. happier C. happily D. more happily
