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ncnhuttruong
2 năm trước
Một bình chứa 33,6 lít khí O2(đktc) với thể tích này có thể đốt cháy: Bao nhiêu gam nhôm và tạo thành bao nhiêu gam nhôm axit(Al2O3) (A chị nào bt giải làm ơn ghi rõ để e hiểu, e cảm ơn)
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Exercise 5. Write the second sentence so that it has the same meaning as the first one. 1. I’m interested in reading books. -> I enjoy ……………………………………………………………………. 2. He likes collecting stamps. -> His favourite ………………………………………………………… 3. Many young people love playing football. -> Many young people are fond………………………………………………………… 4. Is your mother keen on growing roses? -> Does …………………………………………………………? 5. This is the first time I have eaten such a delicious meal. ->I haven't.................................................................................................. 6. We haven't returned to our hometown for five years. -> The last time ………………………………………………………… 7. We have learnt English for 5 years. ->We started …………………………………………… 8. When did you last see her? -> How long …………………………………………………………? 9. The last time I went to Hanoi was over four years ago. -> I haven’t ………………………………………………………… 10. She has worked at this company for ten years. -> She started …………………………………………………………

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