――Do you still remember the day when we went to the Great Wall?

―― I can’t remember it well, but       sometime last autumn?

       A. might it be                            B. could it have been

  C. could it be                            D. must it have been

If you’re       about American cities, just read the book written by Dr Johnson.

       A. interested      B. anxions            C. curious                D. upset

Mary       two hours every Sunday afternoon to spend with her son to make for better understanding.

A. sets out                B. sets foot              C. sets aside          D. sets up

Usually passengers are required to arrive at            airport one hour before            aircraft takes off.

A、不填; an          B、the ; 不填        C、an; the            D、the;the

-----Could I use your dictionary?

------             .

A、Yes, you could                         B、No, you couldn’t

C、Of course, you could                D、Certainly, help yourself