一、选择题练习
1.Who_____overtherenow?
A.singingB.aresingC.issingingD.sing
2.It'seighto'clock.Thestudents_____anEnglishclass.
A.haveB.havingC.ishavingD.arehaving
3.Listen!Thebaby_____inthenextroom.
A.cryingB.criedC.iscryingD.cries
4.Look!Thetwins_____newsweaters.
A.arewearingB.wearingC.arewearD.iswearing
5.Don'ttalkhere.Grandparents_____.
A.issleepingB.aresleepingC.sleepingD.sleep
6.Tomisaworker.He_____inafactory.Hissisters_____inahospital.
A.work/workB.works/workC.work/works
7.Who_____Englishbestinyourclass?
A.speakB.speaksC.speaking