Một vật nặng rơi tự do từ độ cao 45m xuống đất. Lấy g = 10 m/s2. Vận tốc của vật sau thả được 2s là: A. 20 m/s B. 30 m/s C. 90 m/s D. 45 m/s

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helpppppppppppppp IX.Mark letter A, B, C or D to indicate the sentence that is closest in meaning to the given one. 22.Nam usually stayed up late for watching a soccer match on TV. A. Nam is used to staying up late for watching a soccer match on TV. B. Nam used to be stayed up late for watching a soccer match on TV. C. Nam used to stay up late for watching a soccer match on TV. D. Nam used to staying up late for watching a soccer match on TV. 23.The story was so boring that I put it down and went to bed. A. It was such boring story so I put it down and went to bed. B. It was so boring story that I put it down and went to bed. C. It was such boring story that I put it down and went to bed. D. It was such a boring story that I put it down and went to bed. 24.Mark is better at playing chess than Ken. A. Mark is worse at playing chess than Ken. B. Ken isn’t so good at playing chess as Mark. C. Mark isn’t as good at playing chess as Ken. D. Ken isn’t as bad at playing chess as Mark. 25. “Who do you talk to when you have problems?” Mary asked me. A. Mary asked to me who I talked to when I had problems. B. Mary asked me who did I talk to when I had problems. C. Mary asked who I talk to when I have problems. D. Mary asked me who I talked to when I had problems.

giúp e vs các bác :v e sẽ thả sao

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diễn biến cảm xúc của nhân vật tôi trong bài tôi đi học

Vẽ anime / semi đi mn Full line ~~ Tradi / Digi Ko nhận tranh sơ sài

lập dàn ý bài giải thích nội dung của bài ca dao công cha như núi thái sơn nghĩa mẹ như nước trong nguồn chảy ra một lòng thờ mẹ kính cha cho tròn chữ hiếu mới là đạo con

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Giup minh voi ạ. Thank mn nhieu