Mr. Li_____us a report on our environment when the earthquake happenedin Japan.A. gave B.is giving C.was giving
— Helen, your English is pretty good. How can I improve my English? —I think you can improve your English ______ reading more.
Super Junior is ________ great group. I really like their songs and dances.
Liu Xiang runs ________ fast ________ no one can catch up with him.
When people want to relax themselves, they prefer ________ TV or listen to music rather than ________ newspapers.
The young man ________ is a friend of mine.