GIÚP EM VỚI HU HU TÍNH LIM CỦA (SINX.SIN2X.SIN3X.......SINNX)/N!.X^N

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A, B, C or D 1. This residential area used........a huge landfill A. being B. been C. was D. to be 2. It was......of him to show up at the meeting in jeans A. certain B. annoyed C. useful D. unprofessional 3. She is astonished......the puppet has grown so much in 2 months A. when B. if C.that D. for 4. It that five people had been injured in the car crash A. Reported B. has reported C. was reported D. reports 5. Eating from.................is a popular habit of people in big cities in VN A. street vendors B. libraries C. canteens D. shops 6. It is considered good behaviours to give away to..............people in a bus or train A. senior B. young C. depressed D. impolite 7. Like a local, you should take an afternoon.......ride through the bustling streets of HN's old quarter A. architectural B. geological C. complex D. rickshaw 8. Hai Van.................is 2,8 km long A. elevated walkway B. flyover C. underpass D. tunnel 9. The children in my home village used to go................., even in winter. Now they all have shoes A. on foot B. bare-footed C. playing around D. by bike 10. The Imperial Citadel of Thang Long is a............... that cinsists of royal palaces and monuments A. setting B. complex C. structure D. measure 11. She suggests......................to protect the environment A. recycling B. recycle C. recycled D. to recycle 12. I would suggest that you...........your doctor about this A. said B. says C. should say D. to say 13. Hue's most outstanding attractions are the emperors'..................... A. tombs B. graves C. caverns D. cathedrals 14. Our environment has been...........polluted A. gradual B. gradually C. gradualism D. gradualness 15. She lived in a(n).............family, so she didn't have much privacy A. rich B. poor C. nuclear D. extended 20. The hotel is beautifully...in a quiet spot near the river A. landed B. lied C. stood D. dituated