I. Choose the best answer by circling A, B, C or D:

11. Americans eat a lot of junk food, ………….junk food causes obesity.

A. but             B. and               C. so              D. because

12. Tim: I feel itchy and my nose is running. Doctor: ………………………..

A. Wash your hair more.                B. I think you have the flu.

C. Drink more water. Eat less meat D. I think you have a stomachache.

13. Pick out the word whose main stress is placed differently from the others.

A. allergy         B. headache      C. temperature      D. obesity

14. Choose the word that has the underlined part pronounced differently from the others.

A. cold            B. curly              C. ocean                D. clothes

15. It is interesting _____________ tree leaves from different countries.

A. collecting   B. to collect         C. collect              D. collects

16. My dad enjoys ________ his bike to work.

A. to ride        B. ride                 C. rides                D. riding

17. I love cooking, _________ my sister doesn’t.

A. because     B. so                  C. but                   D. and

18. Laughing is good _______ your health.

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

19. Choose the word that has the underlined part pronounced /3:/

A. dear         B. pear             C. earn                   D. heart

20. Choose one mistake and correct it.

I find carve eggshells boring because it takes a lot of time to complete one shell.