53. I’m afraid I can’t keep _______ my classmates as I’ve missed so many lessons. I have to ask my teacher for help.

A. up                     B. with                     C. up with                 D. on with

33. --- I'm        sorry to have put you into so much trouble.

  --- It doesn’t matter.

 A. extremely             B. extensively             C. too                               D. Much

13. --- How long has he been in the army?

--- Oh, he joined the army as far ____ as 1997.

ago                          B. away                   C. from                D. Back

123. At present nanotechnology(纳米技术), a kind of tip science_________to the common people. Few people know him.

A. unknowing         B. unknown          C. known            D. Untrue

103. “Now we are      not of funds(money) but of high technology”, the village leader said.

A. short                   B. sure                     C. certain                 D. Afraid

83. Although she tried her best to make her work _______, yet she failed in the end.

A. complete                B. well                         C. perfect                          D. Good

63. Morning reading is better by far to read _____ than to read in silence.

 A.loud                        B. louder                      C. loudly                      D. Aloud

43. To begin with, the gypsy girl was ______ at the sight of a snake and now she plays with snakes in a circus.

A. frightened to die                         B. frightened to dead   

C. frightened at death                        D. frightened to death

23. You must arrange a _____ time and place for our alumna get-together this year.

A. fit                     B. suit                     C. well                        D. convenient

3. --- Are we late?

--- I'm _____ so.

sure                      B. certain                         C. willing                  D. Afraid