I guess we've already talked about this before but I'll ask you again just __ .

   A. by nature       B. in return            C. in case             D. by chance

The experiment shows that proper amounts of exercise, if  __  regularly, can improve our health.

  A. being carried out      B. carrying out       C. carried out         D. to carry out

. It is uncertain __ side effect the medicine will bring about, although about two thousand patients have taken it.

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

. Had I known about this computer program, a huge amount of time and energy __ .  

     A. would have been saved                          B. had been saved

     C. will be saved                                  D. was saved

Do you think shopping online will __ take the place of shopping in stores?

  A. especially           B. frequently             C. merely            D. finally

After that, he knew he could __ any emergency by doing what he could to the best of his ability.

  A. get away with        B. get on with          C. get through         D. get across

 -- Would she mind playing against her former teammates?

     --  __ She is willing to play against any tough players.

  A. I think so.        B. I'm not surprised.      C. Of course.        D. Not likely!

 __ that's important is that you are doing your best and moving in the right direction.

  A. One            B. All             C. Everything          D. Anything

 For many years, people __ electric ears. However, making them has been more difficult than predicted.

  A. had dreamed of      B. have dreamed of       C. dreamed of         D. dream of

The school advisers help you talk through your problems but they don't give you any direct __ .

     A. solution             B. target                 C. measure         D. function