北师大版精品现在进行时及练习一、选择题1.—I can't find Mike in the classroom
Where is he
—Oh, he ________ in the library
A.was studyingB.studiedC.is studyingD.studies2.— Hello
May I speak to Laura, please
—Sorry, she's not at home
She___________in the library
A.readB.readsC.is readingD.was reading3.I must leave now
My brother ________ for me outside
A.waitsB.waitedC.is waitingD.was waiting4.The noise comes from the boys
They _______ a party
A.haveB.are havingC.will haveD.have had5.— Tom, where is your little sister
— She _______ in the backyard now
A.is playingB.will playC.playedD.plays6.—Tony, hurry up
We ________ for you now
—Just one minute
A.waitB.waitedC.have waitedD.are waiting7.—Hi, Daming
What are you up to
—I ________ a project about family history
A.doB.didC.am doingD.was doing8.Now