—There was thick haze（雾霾）in our city this spring. What do you think of it？
—I think __ cars we drive, __ pollution our city will have.
| A．the fewer; the fewer | B．the fewer; the less |
| C．the more; the fewer | D．the more; the less |
We all like to talk to our teachers ____our computers.
A. in B. by C. at
______students are buying the book.
A. Thousand B. Thousands C. Thousands of
Will they use books? ---No ,they _____ .
A. will B. won’t C. with
What are you going to do ____the future?
A. for B. in C. by
What about ______for a walk ?
A. going out B. go out C. goes out