9 Hearing problems may be alleviated by changes in diet and exercise habits

　　A removed

　　B cured

　　C worsened

　　D relieved

　　10 And the cars are tested for defects before leaving the factory

　　A functions

　　C motions

　　B faults

　　D parts

　　11 The food is insufficient for three people.

　　A instant

　　B infinite

　　C inexpensive

　　D inadequate

　　12 Thousands of people perished in the storm.

　　A died

　　B suffered

　　C floated

　　D scattered

　　13 But in the end he approved of our proposal

　　A undoubtedly

　　B certainly

　　C ultimately

　　D necessarily

　　14 For young children，getting dressed is a complicated business.

　　A strange

　　B complex

　　C personal

　　D funny

　　15 In Britain and many other countries appraisal is now a tool of management.

　　A evaluation

　　B efficiency

　　C production

　　D publicity