.—Is there anyone who is gong the Great Wall?
_______
| A．None | B．No one | C．No | D．Not any |
Failure can make a positive contribution to your life _______ you learn to use it.
| A．since | B．unless | C．until | D．once |
The police have issued a detailed ____________ of the missing boy.
| A．direction | B．expression | C．description | D．instruction |
—Did you receive my letter?
—I received one just as I .
| A．set out | B．had set out | C．was setting out | D．would set out |
The quick rise in the price of food will make people ______, that is, affect people’s living standard.
| A．disturbed | B．fascinated | C．distinguished | D．interrupted |
. — I can’t get on well with some of my classmates. They just leave me in the cold.
— ________. But what’s the reason?
| A．Sorry to hear that | B．Forget it | C．Don’t mention it | D．Never give up |