Some kids, _______ parents are working in big cities, have to stay in the village.

　 A. whom B. their C. whose D. of them

Mum told me to be a safe driver and advised I _______ drive too fast at any time.

 A. not            B. not to                                 C. could                          D. mustn’t

I can still clearly remember our bike trip along the river _______ it was so long ago.

A. as if B. since C. even if D. before

The concert is wonderful. It is worth ________.

　 A. listening B. listening to C. listened D. listened to

Tom, _______ at the door before you enter my room, please.

　 A. to knock B. knocking C. knocked D. knock

—It snows a lot this winter. My room often gets very cold at night.

—_______.

　 A. So is mine B. So does mine C. So mine is D. So mine does

—Alvin, are you coming with us?

—I’d love to, but something unexpected _______.

　 A. has come up B. was coming up C. had come up D. would come up

What a cold day! I think I’ll have a hot coffee _______ a cold drink.

　 A. better than B. because of C. more than D. instead of

We had a party last week and it was a lot of fun, so let’s have _______ one next month.

　 A. other B. another C. the other D. some

—Sorry, I’m late. I got stuck in traffic.

—_______. You’re here now. Come in and sit down.

　 A. Never mind B. That’s right C. I have no idea D. You are welcome