ve at nine o’clock, teach untiltwelve thirty and then have a meal; that is my morning .

A serious study of physics is impossible _____ some knowledge of mathematics .

Guangzhou is China.

Do you enjoy Han Lei’s songs —Yes. He is the winner of I’m SingerⅡ. I can’t think of anyone with a voice.

In thisconflict, about 20 common people were killed.