Could you please tell me where you bought the shoes you ________ yesterday?

       A．tried on   B．put on      C．had on     D．pulled on

―We’d like you to start work tomorrow if possible.

―I’m sorry, but I can’t possibly start until Monday. _________?

     A．Do you agree with me        B．Is that a good idea

     C．Do you think I’m right     D．Will that be all right

Susan decided not to work on the program at home because she didn’t’ want her parents to know what she __________.

       A．has done        B．had done        C．was doing          D．is doing

All these gifts must be mailed immediately _______ in time for Christmas.

       A．in order to have received         B．in order to receive

       C．so as to be received                D．so as to be receiving

Nowadays, a large number of women, especially those from the countryside, _________ in the clothing industry.

       A．is working        B．works      C．work       D．worked

 Many people who had seen the film were afraid to go to the forest when they remembered the scenes ______ people were eaten by the tiger.

  A. in which             B. by which         C. which       D. that

Some researchers believe that there is no doubt ______ a cure for AIDS will be found.

  A. which              B. that              C. what             D. whether

-- I've taken someone else's green sweater by mistake.

   -- It ______ Harry's. He always wears green.

  A. has to be            B. will be           C. mustn't be        D. could be

The policeman's attention was suddenly caught by a small box which ______ placed under the Minister's car.

  A. has been            B. was being         C. had been         D. would be

The American Civil War lasted four years ______ the North won in the end.

  A. after                B. before            C. when             D. then