—What a nice MP3 player!Is it yours?—Yes.I________300 yuan on it.
—Dad,must we wait until the light becomes green?—Yes,I’m afraid we ________.That’s the traffic rule.
—It is rather cold here.Shall we light a fire(点火)?—No,you ________,because things here are easy to catch fire.
My sister is ________ a new song.Me,too.
We arrive ________ the Baiyun Airport five minutes late.
Please ________ in the classroom.