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Viết mở bài cho đề:"Thuyết minh về hoa lưu ly" Lưu ý: ko chép mạng

Đốt cháy `a(g)` `Cu` trong không khí một thời gian thu được chất rắn `A`. Hòa tan `A` vào dd `H_2SO_4` `98%` (đặc nóng) vừa đủ thu được dd `B` chứa `19,2g` muối và khí `SO_2`. Hấp thụ hoàn toàn `SO_2` vào `300ml` dd `NaOH` `0,1M` thu được `2,3g` hh muối. Tính `a,b`

Read the poem. What do you think happened? Regrets I wish I could tell you how I really feel And say what's on my mind I wish I hadn't done what I did Or had thought before I acted I wish I was spending my time with you Instead of sitting here all alone.

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Một chai bằng nhựa đựng đầy thủy ngân cân được m = 434g. Thả vào bình chia độ đựng nước thấy mức nước dâng thêm 45 ml. Khối lượng của chai không là 24g. Cho khối lượng riêng của thủy ngân Dthủy ngân = 13,6 g/ cm3 . Tính khối lượng riêng của chai nhựa?

1. Jack really likes football and never misses a match. (crazy) → Jack football and never misses a mach. 2. My uncle worked on sailing boat until he wwas thirty. (was) → My uncle until he was thirty. 3. Do you want to watch TV? (feel) → Do you TV? 4. John participated in a swimming competiton last week. (part) → John in a swimming competition last week. 5. June and I had a game of tennis. (aganist) → I had June. 6. I played chess almost every day when I was young. (used) → I chess almost every day when I was young. 7. Volleyball doesn't really interest me. (in) → I'm not volleyball. 8. I enjoyed myself at your brithday party. (fun) → I at your brithday party. 9. Young children like Disneyland. (popular) → Disneyland young children. Giúp mình nha!! Mình đang cần gấp Mình cảm ơn trước

1. The new students hope ……………in many of the school’s social activities. a. including b. being included c. to include d. to be included 2. Paul didn’t mind ……………….by his fortieth birthday party held by his friends. a. surprising b. being surprising c. to surprise d. to be surprised 3. I finally finished……………..at 7 p.m. and served dinner. a. to cook b. to be cooked c. cooking d. being cooked 4. Although younger than the other children, she demanded………….….in the game. a. to include b. to be included c. including d. being including 5. The driver was so tired of ………... the same route every day that he asked for a transfer. a. to drive b. being driven c. driving d. drive 6. Ms Brown expects ………………..about any revisions to her story before it is printed. a. consulting b. being consulted c. to consult d. to be consulted 7. The students enjoy………………by such an exciting new teacher. a. being taught b. teaching c. to teach d. to be taught 8. Nate goes………..every afternoon. a. to be run b. being run c. running d. to run 9. She hopes…………. a. to choose b. to be chosen c. being chosen d. choosing 10. The job will involve…………..the ceilings. a. being painted b. to paint c. to be painted d. paintin

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