He _____ when the UFO arrived.

     A. was sleeping  B. were sleeping   C. has slept       D. is asleep

I have been skating _______ nine o’clock.

     A. for          B. since          C. at             D. from

Would you mind ______ those old jeans?

A. don’t wear   B. not to wear      C. aren’t wearing  D. not wearing

---He’s never been to an aquarium.

---_______.

     A. Neither have I B. Neither do I    C. I never too      D. I don’t too

It’s really cold today, ______ ?

     A. does it       B. doesn’t it       C. isn’t it         D. is it

_____ have you been swimming? For five years.

     A. How many times B. How long      C. How often      D. How much

--Could you please _____ in the room?

     --Oh, I’m sorry.

      A. not smoking  B. not smoke      C. not to smoke   D. don’t smoke

---Could we buy a piano, Jack?

     ---I’m afraid there ______ enough room for one in the house.

      A. aren’t       B. are            C. isn’t         D. is

I got home _____ they were having dinner.

      A. as soon as    B. while          C. because       D. after

We got mad ______ the team for losing the match.

      A. at           B. in             C. on           D. about