—May I use your bike?—_____A. Of course not. B. Of course. Here you are. C. I don’t have a bike.
David _____ a stomachache, so he _____eat anything within 24 hours.
I enjoy playing computer games, but I can't _____ too much time _______that.
—Look! It’s raining heavily. take a umbrella with you?---Well, I’ll take one right now.
--- Were you at home at 9:00 pm yesterday?--- Yes, I for a call from Paris at that time.
I was surfing the Internet my brother was doing his homework.