--I hear this kind of CD-ROM is very popular.
--Let’s buy one before it ____________.
| A．is come out | B．comes out | C．sells out | D．is sold out |
I will let you know about it as soon as I _________ the news.
| A．will get | B．am getting | C．got | D．get |
Beijing has ________ many buses that there is often a traffic jam in rush hours.
| A．so | B．very | C．too | D．much |
— Hello, you look tired today.
—Yes, I slept too late yesterday evening. I my homework and forgot the time.
| A．was doing | B．did | C．have done | D．had done |
It’s very nice ________you to get me two tickets_________ the World Cup.
| A．for; of | B．of; on | C．to; for | D．of; to |
His sister___________ her hometown for two years. She’ll return next year.
| A．has been away | B．has left |
| C．has been away from | D．left |