My sister ____ be lazy. But now she's working really hard.( )
used to
is used to
was used to
Could you help me clean the floor, Bob?
Wait a moment,I _____ for some information about the World Cup.( )
A.searchB.have searched
C.am searchingD.was searching
Recently people in China ____ take much money on shopping because they often use the mobile phone instead.( )
A.needn'tB.shouldn'tC.mustn'tD.can't
Anna is preparing for the coming exam, so she has to ____ the invitation to the party.( )
A.turn onB.turn downC.turn offD.turn up
____ have you talked with your friends on the phone?
Since I finished my homework.( )
A.How farB.How oftenC.How soonD.How long
Oh, dear! I can't find my key to the office.
Don't worry. I think you might ________ it in your car.( )
A.offerB.forgetC.borrowD.leave