----- Nội dung dịch tự động từ ảnh ----- energy doesn't cause A. pollution 17. Tet is a festival A. whom 18. It's raining.. A. Although 19. If I A. will be - travel 20. The girl wishes she A had stayed B. polluted C. pollute occurs in late January or early February. B. when C. where 3. My house, A. is built Mr. Nam has to go to work. B. So rich, I B. am - will travel 21. You don't like watching this film, A. don't you B. are you 2. When he lived in the city, he A. uses to go B. was staying B. has gone in 1999 in Hue for the festival next week. C. stay around the world. B. was building 4. The entrance examination will be held B. on . in C. Therefore C. were would travel 5. Hoa: "I suggest going camping next Sunday." . That's a fine day B. That's a good idea C. do you to the theater twice a week. C. used to go C. was built June 22nd 2012. C. at Lan: " That's a reason D. pollutant D. which D. However D. would be-traveled D. could stay D. did you D. was going D. has been built D. to D. That's