Tam giác ABC có A + B= 90*.Cm: tam giác ABC vuông
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Exericise 2. Hãy chọn từ có phần được gạch dưới có cách phát âm khác với các từ còn lại:
1. A. failed B. reached C. absorbed D. solved
2. A. invited B. attended C. celebrated D. displayed
3. A. removed B. washed C. hoped D. missed
4. A. looked B. laughed C. moved D. stepped
5. A. wanted B. parked C. stopped D. watched
6. A. laughed B. passed C. suggested D. placed
7. A. believed B. prepared C. involved D. liked
8. A. lifted B. lasted C. happened D. decided
9. A. collected B. changed C. formed D. viewed
10. A. walked B. entertained C. reached D. looked
11. A. watched B. stopped C. pushed D. improved
12. A. admired B. looked C. missed D. hoped
13. A. proved B. changed C. pointed D. played
14. A. helped B. laughed C. cooked D. intended
15. A. smoked B. followed C. titled D. implied
16. A. coughed B. phoned C. booked D. stopped
17. A. talked B. looked C. naked D. worked
18. A. developed B. ignored C. laughed D. washed
19. A. phoned B. stated C. mended D. old-aged
20. A. clapped B. attracted C. lifted D. needed
21. A. involved B. believed C. praised D. locked
22. A. remembered B. cooked C. closed D. cleaneD
23. A. smiled B. regarded C. suggested D. naked
24. A. reversed B. choked C. played D. sentenced
25. A. minded B. hated C. exchanged D. old-aged
26. A. proved B. looked C. stopped D. coughed
27. A. dated B. changed C. struggled D. agreed
28. A. scaled B. stared C. phoned D. hundred
29. A. behaved B. washed C. clicked D. approached
30. A. worked B. shopped C. missed D. displayed
31. A. coughed B. cooked C. melted D. mixed
32. A. signed B. profited C. attracted D. naked
33. A. walked B. hundred C. fixed D. coughed
34. A. watched B. practiced C. introduced D. cleaned
35. A. passed B. stretched C. comprised D. washed
36. A. tested B. clapped C. planted D. demanded
37. A. intended B. engaged C. phoned D. enabled
38. A. married B. sniffed C. booked D. coughed