Question 68: Vietnam’s rice export this year will decrease                  about 10%, compared with that of last year.

A. with                          B. at                              C. by                             D. on

Question 67: I                  this letter around for days without looking at it.

A. carry                         B. must carry                C. have been carrying   D. am carrying

Question 66: I’m sure you’ll have no                  the exam.

A. difficulty passing     B. difficulties to pass    C. difficulty to pass      D. difficulties of passing

Question 65: It is very important for a film or a company to keep                  the changes in the market.

A. pace of                     B. track about               C. touch with                D. up with

Question 64: John paid $2 for his meal,                   he had thought it would cost.

A. not as much              B. not so much as         C. less as                       D. not so many as

Question 63: My brother left his job last week because he did not have any                  to travel.

A. position                    B. chance                      C. ability                       D. location

Question 62: Only when you grow up,                   the truth.

A. you will know          B. you know                 C. do you know            D. will you know

Question 61: Don’t worry. He’ll do the job as                as possible.

A. economizing            B. econimic                   C. economical               D. economically

Question 60: Is there                      at all I can help?

A. everything                B. anything                   C. something                D. one thing

Please go on ___________. I can wait.

A. write B. to write C. wrote D. writing