giúp mình với mn! REVISION UNIT 9 & 10 I. Choose the word in each group that has the underlined part pronounced differently from the rest. 1. A. dear B. clear C. year D. bear 2. A. wear B. where C. pair D. here 3. A. floor     B. tour     C. usually     D. casual 4. A. bomb B. comb C. climb D. about 5. A. buld B. tomb C. black D. cab 6. A. pine B. psychology C. plane D. pick II. Choose a word in each line that has different stress pattern 7. A. mysteries B. satellite C. organism D. entrapment 8. A. investigate B. population C. diversity D. technology 9. A. starfish B. maintain C. dolphin D. offspring 10. A. defence B. cancer C. species D. damage 11. A. gestation B. erosion C. animal D. variety 12. A. reconstruction   B. vegetation C. destruction D. circulation III. Choose the best option among A, B, C or D. 13. Thanks to modern technology, scientists have been able to ________ the life of plants and animals that live under the sea. A. investigate B. provide C. challenge D. maintain 14. The shrimp is a kind of ________. A. krill B. fish C. plant D. mammal 15. Whales, seals are examples of  ________ animals. A. river B. tiny C. marine D. land 16. The life ________ of sperm whale can be up to seventy years. A. distance B. period C. length D. span 17. ________ is the variety of different types of plant and animal life in a particular region. A. Interaction B. Herbicide C. Environment D. Biodiversity 18. If I ________ you, I wouldn't buy that coat. A. would be B. were C. am D. was 19. Tam ________ more if he ________ more time. A. would read - has B. will read -had C. would read - had D. read - had 20. If I didn;t want to go to the party, I ________ go. A. didn&;t B. won;t C. dont D. wouldn 21. I think you ________ aplogize for your behaviour. A. shall B. have C. should D. ought 22. I wonder where Mai is. She should ________ here by now. A. being B. to be C. have seen D. be 23. You look so tired. You ________ go to see the doctor. A. can       B. should          C. ought D. might 24. About 000 species of plants and animals ________ each year. A. are already been eliminating B. has already been eliminated C. are already being eliminated D. have already eliminated 25. They haven;t stamped the letter. A. The letter hasn;t been stamped B. The letter hasnt got stamped C. The letter hasnt be stamped D. The letter wasn&;t been stamped 26. The earth is being ________ and the future looks bad. A. threatened B. threat C. threatening D. threaten 27. Many laws ________ in nature;s defence. A. were being passed B. are passing C. are passed D. have passed 28. Water ________ most of the earths surface. A. is covering B. being covered C. covers D. is covered