While studying， fix your mind on what is really important， or you will
remembering nothing.
A．take up B．lead to C．stick to D．end up
Advertising is different from other forms of communication in that the advertiser pays for the message .
A．to deliver B．having delivered C．to be delivered D．delivering
— Hi，Michelle， I can’t find my e-dictionary.
— Sorry，I it. I guess I put it on the top shelf with my things.
A．had used B．used C．was using D．am using
－Do you know why Michael resigned from the board?
－He held out for higher wages, but was ____ in the end.
A．put down B．broke down C．cut down D．turned down
He flew to Paris two hours ago， he would stay for three days.
A．there B．which C．when D．where
— I didn’t go to class last night because my car broke down.
— You mine. I wasn’t using it.
A．should borrow B．might have borrowed
C．could have borrowed D．must have borrowed
