______ of all the staff, I would like to wish you a happy retirement.

     A. Instead                     B. In place                    C. On behalf                 D. On account

“Buy me a newspaper on your way back,_______?”

     A. don’t you                 B. can’t you                  C. will you                    D. do you

Nowadays, chemicals are _______ into some fruits to reduce decay.

     A. injection                   B. injecting                   C. inject                         D. injected

We can’t get everything we want from life; we must just make the best_______ it.

     A. for                            B. with                          C. of                              D. by

______ further rioting to occur, the government would be forced to use its emergency powers.

     A. should                      B. if                               C. were                          D. did

It is desirable that the plane _________ as light as possible.

     A. was                           B. were                         C. is                               D. be

In England, English, Math and Science are ______ subjects at school.

     A. more                         B. store                         C. score                         D. core

The guidelines in this book can help you become a ________ speaker.

     A. confide                     B. confident                  C. confidence                D. self-confidence

The theory of relativity __________ by Einstein, who was a famous physicist.

     A. was developed         B. is developed             C. develops                   D. developed

Dogs that are trained to lead the blind must be loyalty, intelligent and calm.

       A                          B                               C                                      D