Giúp e với ạ :((((( 20. In Adelaide, south of Australia, the sun …….………….. until 9 p.m in summer A. not set B. will set C. doesn’t set D. don’t set 21 When …………happens, the water temperature in rivers, lakes, or oceans changes. A. air pollution B. thermal pollution C. land pollution D. noise pollution 22. The acid rain has caused the……………… to the trees in this area. A. die B. destroyed C. damage D. polluted 23. Environmental pollution has led _____ lots of health problems. A. on B. in C. to D. at 24. How long ………..Lan ( learn ) ……… English? - For 3 years. A. has/learned B. have/ learned C. does/ learnt D. has/ leaning 25. He has decided……… work in a school in a quite remote area. A. working B. worked C. to worked D. works 26. Han river bridge in Danang is a ……………. of this famous city. A. symbol B. icon C. unique D. scene 27.. .……………… say that exhaust fumes are poisoning our city . (Science) A. Science B. scientists C. scientific D. scientist 28. Communicating by expressing your thoughts with words is called _______ communication. A. verbal B. non - verbal C. sending flowers D. listening to music 29. Scotland is an interesting place to visit with its cultural ……………….. A. rich B. riches C. richness D. richest 30. The government has sent rescue equipment, food, and ................. to injured people A. medical supply B. letter C. debris D. evacuation 31. That severe storm left behind badly ………………. buildings A. damage B. damaged C. damages D. debris 32. . is a way to communicate instantly by thought. A. Emailing B. Using telepathy C. Video chatting D. Snail mail 33. Our city _____ from different kinds of pollution: water, air, noise. A. is suffering B. are suffering C. suffer D .had suffered 34. Factories waste into rivers if the government fines them heavily. A. not dump B. wouldn’t dump C. won’t dump D. didn’t dump 35. English is a/an _____ language in countries like England, The USA, Australia. A. second B. first C dialac D. foreign) 36. .Netiquette is a set of rules for ____________ properly online. A. behave B. behaving C. behaved D. to behave 37. is a way to communicate instantly by thought. A. Emailing B. using telepathy C. video chatting D. snail mail 38. A violent storm with very strong winds which move in a circle is called__________. A. drought B. tornado C. flood D. mudslide) 39. Environmental pollution can lead _____ lots of health problems. A. to B. with C. from D. on) 40. Choose the word which has a different stress pattern from the others: A. positive B. photography C. historic D. technology

Bài về giá trị nhỏ nhất này mình ko hiểu Tại sao lại có 2.3^2+0 vậy các b . nó lấy từ đâu thế ???

mng giúp em phần b với ah , được cả c thì càng tốt ah 😿

Thông qua phương tiện thông tin và kiến thức đã học ở kì 2 Em hãy viết về mô hình khu vườn trang trại 1. diện tích 2 quy mô 3.trồng cây gì 4. nuôi con gì 5. Hậu quả của trang trại 6. cảm nghĩ của em về trang trại đó

Giúp em với ạ e cần gấp quá huhu . Cứu em

Nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn

cho f(x)=sin^2x/x (khi x>0) và x+x^2 (khi x<=o) tính đạo hàm tại 0 mọi ng giúp mk với ạ. Hứa vote

Giữa cây ngô và châu chấu có quan hệ gì

Giúp e với ạ :((( 4. New Zealand is famous for the __________beauty of its mountains and forests. A. scenery B. Scene C. scenic D. scenical 5. Waste from households will gradually ________________the lake. A. contamination B. contaminate C. contaminated D. contaminating 6. Many seabirds were _______________ because of the oil spill. A. die B. dead C. death D. died 7. How long ___¬¬_______ Lan _____________ English? - For 3 years. A. does/ learn B. has / learn C. is/ learning D. Did/ learning 8. I ____________ a science fiction film on TV at 9 .00 tonight. A. watch B. watched C. is watching D. will be watching 9. By the time we got to the cinema, the film _________________ A. started B. starts C. had started D. has started 10. That room ________________________ next week. A.painted B. is painted C. was painted D. will be painted 11. The Internet allows businesses to communicate __________ customers and workers A. with B. to C. for D. at 12. Email allows ________ to send documents, pictures and other data. A. users B. using C. to use D. used 13. The road in front of my office is always _____ when it rains heavily. A. flood B. flooded C. flooding D. to flood 14. The heavy rain has caused _______ in many parts of the country A. flood B. flooded C. flooding D. to flood . 15. Environmental pollution has _____ to lots of health problems. A. taken B. resulted C. caused D. led 16. Water pollution ………… fish and plants die, A. makes B. causes C. leads D. results 17. If the factory _____ dumping poison into the lake, all the fish and other aquatic animals will die. A. continues B. continued C. will continue D. continue 18. He has decided _____ to work in a school in a quite remote area. A. go B. going C. to go D. gone 19. This time tomorrow I _________ an English test on line A. will be having B. will have C. have D. having 20. In Adelaide, south of Australia, the sun …….………….. until 9 p.m in summer

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