These stamps are _______ China and they ________ from 1988.
A. on , are B. in , are C. from , are
If you don’t know the words, you must ______in a dictionary.
| A．look it up | B．look up it |
| C．look them up | D．look up them |
—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 |
— ____ does he learn English? —He learns ____ watching English movies.
| A．How, by | B．What, by |
| C．How, from | D．What, from |
— Jim, remember to return this book by Friday.
— ________.
| A．Got it | B．Good luck |
| C．That’s right | D．It’s nothing |
— Excuse me, can I interview Mr White?
— A moment, please. Let me check ________.
| A．if Mr White will be free | B．when will Mr White have time |
| C．if Mr White was busy | D．when does Mr White come back |