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thanhkunn2k1
2 năm trước
Cho a,b,c >=0 và ab+bc+ac=3 CMR a/a^2+10 +b/b^2+10+c/c^2+10<= 3/11
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12.He can help his parents to ___ eggs. A. feed B. lay C. collect D. exchange 13. He’ll show the photos he has taken ___ his parents. A. for B. with C. from D. to 14. My village is about 200 kilometers ___ the south of Ho Chi Minh City. A. at B. to C. from D. in 15. ___ is it from the city center? A. How far B. How long C. Where D. How often 16. ___ weekends, the three boys helped Mr. Parker with farm work. A. On B. At C. In D. A and B 17. The small bamboo forest ___ the entrance to the village makes it picturesque. A. in B. from C. to D. at 18. Many tourists visit the ___ of a historical hero on the mountain. A. church B. mosque C. shrine D. temple 19. OK. I’ll meet you at the main ___ to the Plaza at six o’clock. A. arrival B. access C. highway D. entrance 20. Everyone felt tired and hungry, so they sat down and took a(n) ____ A. rest B. enjoyment C. relax D. snack

I. Choose the best word or phrase to complete each sentence or do as directed. 1. The students have to work much ______ usual to prepare for the coming examination. A. more hardly than B. harder than C. the hardest than D. hardlier than 2. _________ of your parents will come to the party? My mother will. A. What B. Who C. Whom D. Which 3. ___________ subject do you like better, English or Maths? A. What B. How many C. How much D. Which 4. A tent can be more easily ___________ and transported than a ger. A. pulled down B. put down C. pulled up D. take down 5. I enjoy _____ the fairy in the folk tale so that I can help people with what they want. A. to be B. being C. be D. become 6. Nick, we’re goin’ to a cultural event ______ . Would you like to join us? A. WF B. EZ C. 2moro D. NUFF 7. If you fancy ________ outdoors, play some sports together. A. being B. to be C. to being D. be 8. It is dangerous to make friends with ______ when you game online. A. strangers B. adults C. teenagers D. dwellers 9. My brother is taking his buffaloes out to feed them. He’s ______them. A. raising B. riding C. herding D. feeding 10. My house is __________ decorated at new year than during the year. A. more beautifully B. more beautiful C. less beautifully D. less beautiful 11. _________ the end of the story, the dragon made friends with the princess. A. At B. In C. For D. To 12. My country broke _______ tradition by not having firecrackers on New year’s eve. A. on B. of C. with D. in 13. In my family, all the traditions of our ancestors are strictly_________. A. performed B. taken C. followed D. done 14. You can rent a tent. You _______________ bring a tent with you. A. mustn’t B. don’t have to C. can’t D. haven’t to 15.___________ means the content of the stoty. A. Plot B. genre C. Main characters D. title 17. Playing computer games too much may have _________ on your minds and bodies. A. harm effects B. harmful effects C. harmless effects D. harmfully effects 18. A lion lives in _______________ jungle. A. a B. an C. the D. that 19. In Viet Nam, the ______________ we mostly use is chopsticks. A. tray B. spoon C. cutlery D. dish 20. Going to the pagoda on the first day of the new year is a good tradition. We _________ this for generations. A. have followed B. follows C. followed D. are following 21. You shouldn’t wrap a gift __________ black and white. A. in B with C. into D. on

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