Một người quan sát các vật qua TKPK , đặt cách mắt 10 cm thì thấy ảnh của mọi vật xa , gần đều hiện lên cách mắt trong khoảng 50 cm trở lại .Xác định tiêu cự của TKPK. _______Vote 5* và ctlhn=)))

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giúp mình nhé😊😊😊😊 170. ________does Mr Hai travel to work ? By car . A. How B. why C. What D. Where 171. I'm ______. I'd like some noodles. A. thirsty B. hungry C. empty D. cold 172. Mexico City is the __________ city in the world. A. biger B. bigger C. bigest D. biggest 173. Nicole is from Australia. She speaks __________. A. Australia B. Australian C. England D. English 174. How __________ is she? A. high B. height C. tall D. length 175. Ha Noi is the __________ of Viet Nam. A. capital B. city C. mountain D. forest 176. It is __________ building of the three buildings. A. old B. older C. oldest D. the oldest 177. Tokyo has a __________ of 12 million. A. population B. polluted C. popular D. postcard 178. What’s his __________? ~ He ‘s Japanese. A. nation B. national C. nationally D. nationality 179. Tony is from Great Britain. He’s __________. A. Britain B. British C. German D. Viet Nam. 180. __________is hot and has very little water and very few plants. A. Mountain B. Desert C. Park D. River 181. There are__________apples in the fridge. A. a B. an C. some D. any 182. __________I help you? Yes. I’d like some beef, please. A. Do B. Am C. Would D. Can 183. __________the spring, I always ride my bike. A. On B. At C. In D. From 184. What__________Ba often do on Sunday? He plays soccer. A. is B. does C. do D. would 185. I’m going __________Ngoc Son temple tomorrow. A. see B. sees C. to see D. seeing 186. __________are you going to stay? In a hotel. A. What B. Where C. When D. Which 187. Tokyo is __________than Mexico city. A. small B. smaller C. smallest D. the smallest 188. HoChi Minh city is __________city in Viet Nam. A. big B. bigger C. the bigest D. the biggest 189. I usually go to school__________.the morning. A. for B. at C. in D. on