Research suggests that fast food and soft drink directly _________ to childhood obesity.

A. appear                                                B. contribute                                          C. adjust                                D. respond

 Before driving into the city, you are required to get your car_________.

A. washed                                               B. wash                                                    C. washing                  D. to wash

 As nobody here knows what is wrong with the machine, we must send for an engineer to _______ the problem.

A. handle                                               B. raise                                                    C. face                                   D. present

 The statistical figures in that report are not_______. You should not refer to them.

A. delicate                                         B. accurate                            C. ridiculous                         D. urgent

 Sales director is a position_______ communication ability is just as important as sales.

A. which                                                  B. that                                                      C. when                                D. where

 They have earned lots of money, so I______ believe that the business is a success.

A. mildly                                                  B. firmly                                                   C. actively                   D. tightly

 With his attention _________ on his book, he didn’t notice someone entering his room.

A. concentrating                 B. concentrated                  C. to concentrate                D. concentrates

 What _________ will it make whether Mr. Black tells us the story early or not?

A. sense            B. difference                    C. mistake                 D. use

 —I prefer shutting myself in and listening to music all day on Sundays.

— That’s _________ I don’t agree. You should have a more active life.

A. where                     B. how     C. when              D. what

 Jim went to answer the phone. _________ , Harry started to prepare lunch.

A. However                B. Nevertheless                   C. Besides    D. Meanwhile