một đội công nhân có 8 người làm trong 6 ngày dc 360m đường.hỏi 12 người đắp xong 1080m đường trong bn ngày

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giúp mình nhé 260. _______ is your sister in? Grade eight. A. What class B. Where C. Which D. Which grade 261. - What _____ every morning? - I get up, wash my face, brush my teeth and go to school. A. are you B. do you do C. does you do D. is you do 262. My school ______ four floors. A. has B. have C. is D. are 263. He ______ his teeth after breakfast. A. brush B. brushs C. brushes D. to brush 264. Where is his classroom? It’s on the ______ floor. A. two B. first C. one D. three 265. My school is not big. It’s ________. A. big B. small C. not small D. new 266. How many floors _______ it have? A. does B. is C. do D. are 267. What _______ you do every morning? A. are B. do C. is D. does 268. ________ class era you in? A. Who B. Which C. Where D. How 269. Lan ______ her teeth every morning. A. do B. does C. brush D. brushes 270. How many classrooms does it ______? A. do B. is C. does D. have 271. He _______ a big breakfast at 6.30. A. eat B. has C. have D. get 272. In the afternoon, I _______ games. A. have B. play C. do D. get 273. In the evening, Lan _______ her homework. A. has B. does C. gets D. do 274. What do you do ______ school? A. after B. on C. from D. to 275. - ______ do you go to school? – In the morning A. How B. What C. Where D. When 276. - What do girls do after school? - _______ play games. A. She B. You C. They D. We 277. _______ do you have geography? On Tuesday A. When B. Which C. Which class D. How 278. My father and I _______ TV every evening. A. watches B. watch C. listen D. listens 279. we have Math ______ Monday an Wednesday. A. in B. at C. on D. from