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2 năm trước
Cacbon cháy trong bình đựng khí oxi tạo thành khí cacbonic. Viết PTHH và tính khối lượng khí cacbonic sinh ra trong mỗi trường hợp sau: a) khi có 6,4g khí oxi tham gia phản ứng b) khi đốt 6gam cacbon trong bình đựng 19,2 gam khí oxi
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I. Put the verbs in brackets into the correct form (gerund , infinitive). 1. She expects (get) a pay rise next month. 2. His mother wants him (get) ………..…………… a good result in this semester. 3. I will refuse (work) ……………….….on Saturday and Sunday if I can’t get the double pay. 4. We promise (help) …………………..…….. him when he is in trouble. 5. Their friends hope (see) ………….……………… them again 6. The boss decided (go) ……………….…………….. abroad. 7. Miss Linda enjoys (work) …………..……………… with young children. 8. I start (work) ………………………. at 7:00 am every day. 9. I’m looking forward to (talk)……………….………to you soon. 10. Would you mind (open) ……………………………… the window? 11. My father hates (wear) …………….…….…….. a tie to work. 12.Would you like……………….………… to the movies? ( go ) 13. I like ……………….………… cartoons. ( watch ) 14. Remember ……………….………… your teeth.( brush ) 15. Don’t forget ……………….………… (phone) your mother 16. I love ……………….…… (be) on my own and ……………….………… (listen) to music 17. Would you like ……………….………… (go) to the beach this afternoon? 18. I enjoy ……………….………… (read) your letters very much 19. We like …………… (live) here but we miss ……………….………(talk) to our old friends 20. He started ……………….……(play) golf last year 21. I’m thinking of ……………….……(buy) a car

1. Tom will not pass the examination even though he studied well. (despite) _________________________________________________________________________________ 2. Despite not having enough money, we decided to hold a party. (though) _________________________________________________________________________________ 3. He took a lot of photographs even though the sky was dark. (despite) _________________________________________________________________________________ 4. Despite his hard life, he studied very well. (though) _________________________________________________________________________________ 5. In spite of living in poverty, they were always admired. (although) _________________________________________________________________________________ 6. He passed the final examination even though he was frequently absent from class. (in spite of) _________________________________________________________________________________ 7. She is still fat even though she has been on a diet for 2 years. (despite) _________________________________________________________________________________ 8. Although she doesn’t earn much money, she spends like a millionaire. (in spite of) _________________________________________________________________________________ 9. He went to bed early even though he didn’t finish his lessons. (despite) _________________________________________________________________________________ 10. Remember to treat him well even though you don’t like him. (in spite of) _________________________________________________________________________________

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