—Jack, this is the third time that you have been late this week.

—Sorry, sir, but I was_____ for 15 minutes on the way here in the traffic jam.

  A．held up             B．put up             C．taken up            D．given up

 My toothache is killing me．I _____ it _____ away．But now it’s getting worse and worse.

     A．think; is going                          B．thought; was going       

  C．have thought; is going                   D．had thought; had gone

 __________ the clouds, you would find the airplane in the sky easily

       A．Had it not been for                             B．If it were not  

       C．If it had not been for                          D．Were it not for

 The middle-aged man said he would accept the job, so we have asked him to ________ his acceptance in writing.

       A．confirm               B．convey                C．convince             D．consider

 _______ most children nowadays are the only children, they tend to be more self-centered.

  A．Ever since           B．Now that             C．Only if                D．Even though

 ________ I cannot understand is ________ she wants to resign her present job.

  A．What; why         B．Which; how         C．That; why          D．What; which

 I’m not sure exactly how much money you’ll receive, but it will __________ cover your major expenses.

       A．firmly                 B．roughly               C．relatively             D．urgently

 _____ on May Day, the Shanghai Expo has attracted tens of thousands of visitors around the world every day.

A．Having opened    B．Opened              C．Opening             D．To open

 Never before ______ to ______ what his parents expect of him more than it is today .

  A．he has failed; live up to                         B．he failed not; come up with

  C．has he failed; live up to                         D．did he failed; come up with

 The little girl showed no anxiety before the competition．She seemed _____ for it pretty well.A．to prepare                                             B．to have prepared      

       C．having prepared                                 D．to be preparing