备考跟踪训练18
一、单项选择。
1．A Wechat(微信) is an invention__A__can help people talk to friends，share photos，ideas and feeling freely.
A．which B．who C．whose
2．Some of my friends prefer__C__to______．
A．swim；run B．swimming；run
C．swimming；running D．to swim；running
3．—Where is the School English Speech Contest going to be held tonight?
—I'm not sure.Is it in the hall __C__ can hold 300 people？(2014，鄂州)
A．where B．what C．that D．when
