Today computers ____________ in both cities and town. A. are using B. are used C. were used
When you travel to a city, you’d better buy a ________to get more information about it.
—I’m going to take the driving test tomorrow.—________.
—Have you bought an MP3?—________. I’m listening to an English song on it.
—Have you finished your homework________?—Yes, I’ve done it ________.
Steve is looking ________ a Chinese friend by chatting ________ some Chinese children on the Internet.