请问大家这些题要选什么答案才正确,为什么选这个答案,
1.She _____jogging every morning.
a.goes b.does c.plays
2.My uncle_______in this city since 1980.
a.is living b.has lived c.lived
3.XiaoWang______a univcrsity student next year.
a.is b.will be c.is being
4.When he woke up,he heard the ________of knocking at the door.
a.sound b.voice c.noise