Many people who live near the ocean depend on it as a source of food, recreation, and to have economic opportunities

A. turns down 

B. takes up 

C. takes off 

D. turns up 

A. The doctor suggested smoking to treat illness

B. I was warned against smoking a lot of cigarettes

C. The doctor advised me to give up smoking to avoid illness

D. I was ordered not to smoke to recover from illness

A. will have gone 

B. will go 

C. has gone 

D. has been going 

A. interesting 

B. difficult 

C. simple 

D. important 

A. practise 

B. train 

C. do 

D. make 

A. spending 

B. practicing 

C. us 

D. in the 

A. Tim can't have taken so many clothes on a two-day trip

B. Tim needn't have taken so many clothes on a two-day trip

C. Tim mustn't have taken so many clothes on a two-day trip

D. Tim couldn't have taken so many clothes on a two-day trip