1. A. atmosphere

B. plentiful

C. effective

D. natural

2. A. constancy

B. sympathy

C. generous

D. suspicious

3. A. unfortunate

B. continuous

C. renewable

D. artificial

4. A. recommend

B. abundant

C. solution

D. increasing

5. A. confident

B. memorable

C. excited

D. interested

6. A. motorbike

B. generate

C. advantage

D. atmosphere

7. A improvement

B. different

C. develop

D. enormous

8. A. seriously

B. personally

C. carefully

D. correctly

9.A.maner

B .tourist

C.machine

D. action

10.A.money

B.dancer

C. shopping

D. balloon

11.A. tidy

B.compete

C.hotel

D. adopt

12.A.pumpkin

B.funny

C.water

D.alone

13.A. common

B.happy

C. complete

D joyful

14. A. image

B. predict

C. envy

D. cover

15. A. commit

B. index

C. pyramid

D. open

16. A. depend

B. vanish

C. decay

D. attack

17. A. beauty

B. easy

C. lazy

D. reply

18. A. disease

B. humor

C. cancer

D. cattle