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a/ Tìm các số nguyên x, sao cho|x| < 5 b/ Hãy biểu diễn các số ở câu a trên trục số nằm ngang c/ Tính tổng các số nguyên ở câu a d/ Tìm các số đối của (-129) ; 30 ; 0 e/ Tìm |−41| ;|123| ;|0|
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co 20 cau trac nghiem thoi cac ban lam ho mk nha Circle the letter A, B, C or D to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions: 1. A. evacuate B. extensive C. rescue D. forest 2. A. trap B. rage C. shake D. earthquake 3. A. erupt B. tsunami C. mudslide D. public Circle the letter A, B, C or D to indicate the word that has different stress from the other three in each of the following questions: 4. A. technology B. geography C.biology D. bibliography 5. A. zoology B. psychological C. psychology D. biography 6. A. typhoon B. volcano C. hurricane D. tornado 7. A. destroy B. erupt C. collapse D. scatter 8. A. sociology B. astrology C. ecologyD. geography Choose the best answer A, B, C or D to complete the following sentences 9. They tried to find………… from the rain A. homes B. places C. shelter D. buildings 10. The volcano could …………..at any time. A. erupt B. strike C. hit D. rage 11. ………….from the explosion was flying all over the place. A. Supplies B. Buildings C Shelters D. Debris 12. Three hundred people were …………….by the earthquake. A. destroyed B. rescued C. homeless D. saved 13. We became…………by the rising floodwater. We couldn’t move to anywhere else. A. rescued B. trapped C. reported D. evacuated 14. After the typhoon, they had to move into ……….accommodation where they would stay in 10 days. A. permanent B. quick C. personal D. temporary 15. Villagers………..before the volcano……….. A. had already evacuated / had erupted B. had already evacuated / erupted C. has already evacuated / erupted. D. were already evacuated / had erupted 16. Tsunamis……….when the sea floor suddenly………. A. is caused/ moveB. was caused/ moved C. has been caused/ moved D. can be caused/ moves Mark the letter A, B, C, or D to indicate the words CLOSEST in meaning to the underlined words in each of the following questions 17.Hundreds of buildings were destroyed when the earthquake hit the city A. were built B. were bought C. were damaged D. were sold 18. The rescue workers set up a camp to provide aid for the flood victims A. supply help B. take help C. take shelter D. evacuate Mark the letter A, B, C, or D to indicate the words OPPOSITE in meaning to the underlined words in each of the following questions 19. They managed to run out of the house into the street before the walls collapsed A. took off B. took out C. got into D. got out of 20. People without homeswill be provided with temporaryaccommodation. A. immediateB. permanent C. suddenD. provisional

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