We        such great progress without your efforts. Thanks a lot.

   A. shouldn’t have made              B. couldn’t have made

C. were unable to make               D. mustn’t have made

 He reads newspapers every day to keep himself      about what's going on in the world.  

A. inform        B. informing        C. informed         D. being informed

 _______, I’d have told you.

A.  If I would have known         B.  If I had have known

C.  Had I known                   D.  Should I know 

 I appreciated ____ the opportunity to study abroad two years ago.

A. having been given   B. having given  C. to have been given  D. to have given

 The possibility of a way out of the impasse(僵局) had never _____ to anyone.

   A. happened     B. occurred    C. appeared   D. flashed

 The professor gave orders that the test ____before 5:30.

A. be finished     B. will finish   C .will be finished    D. shall be finished

 If I _____out of my ink, I would have finished writing the paper.

A. didn’t run     B. shouldn’t run    C. haven’t run     D. hadn’t run

 I ____come yesterday, but I couldn’t.

A. was to have     B. must      C. ought      D. have to

 It is generally considered unwise to give a child _______ he or she wants.

    A. however          B. whatever         C. whichever            D. whenever

 ---- It is getting late. I am afraid I must be going now.

---- Ok. ____________.

A. Take it easy     B. Go slowly     C. Stay longer     D. See you