khi xóa chữ số hàng chục của số A thì số đó giảm đi 9 lần

vẽ boy hạnh phúc ..... yêu vy ngoài lề : ai rảnh vào chs nối từ ko ạ

Giúp hộ mik task 1,2 và nhà m.n mik đang cần gấp ạ

Cho 2,7 (g) Al tác dụng với V1(ml) dung dịch HCl 1M thu được dung dịch A và V2(l) khí (đktc). Cho dung dịch A tác dụng với NaOH vừa đủ thu được a(g) kết tủa a) Tính V2 b) Tính V1 c) Tính a Giúp e với Gấp ạ

số tự nhiên có 4 chữ số khác nhau là

Mọi người giúp mình task1, task 2 và task 3 nhé mình đang cần gấp lắm rồi cảm ơn mọi người đã giúp mình nhé * Giải thích hộ mik vì sao chọn đáp án đó luôn nha

tưởng tượng mình đang ở trong khu cách ly Covid-19 , hãy viết một lá thư dài gửi cho một người thân về cảm giác, cảm nhận khi ta ở trong nơi ấy

số lẻ nhỏ nhất có 6 chữ số là làm hộ mình nha mình đang cần gấp

III. Combine each pairs of these sentences, using SO / SUCH THAT : 1. She was frightened. She lost control of her car. ………………………………………………… 2. It was a fine day. We wanted to go picnicking. ………………………………………………… 3. He gave me good advice. I passed the test easily. ……………………………………………… 4. It was a foggy night. We couldn’t see the road. ………………………………………………… 5. The music was loud. It gave me a headache. …………………………………………………… 6. The room is crowded. We can hardly move. …………………………………………………… 7. He was given a lot of work to do. He protested. ………………………………………………… 8. We had fun. We want to go there again. ………………………………………………………… 9. It was a bad storm. We had to seek shelter. ……………………………………………………… 10. I waited a long time. I finally had to leave. ……………………………………………………… 11. She received very shocking news. She nearly fainted. …………………………………………………………………………………………………… 12. It was a beautiful dress. Mary wanted to show it to everybody at the party. …………………………………………………………………………………………………… 13. She drove very fast. A policeman had to stop her and gave her a ticket. …………………………………………………………………………………………………… 14. He had so many books to read. He didn’t find time for his hobby. …………………………………………………………………………………………………… 15. He had a lot of work to do. He did not have time for lunch. …………………………………………………………………………………………………… 16. There were many people in the theater. I couldn’t find the seat. …………………………………………………………………………………………………… 17. She was very short. She couldn’t reach the tops of the high shelves. …………………………………………………………………………………………………… 18. He was very disappointed. He committed a suicide. …………………………………………………………………………………………………… 19. His sudden appearance gave her a great surprise. She burst out crying. …………………………………………………………………………………………………… 20. I had a lot of trouble with my schoolwork. I had to ask for help. …………………………………………………………………………………………………… 21. There were a lot of questions on the test. I couldn’t finish it in half an hour. …………………………………………………………………………………………………… 22. The children took a large bite of sandwich. He couldn’t chew it. …………………………………………………………………………………………………… 23. It was a delicious dessert. I decided to order portion. …………………………………………………………………………………………………… 24. It was a strong wind. It blew down several banyan trees in this village. …………………………………………………………………………………………………… 25. There were many people in the hall. We couldn’t see Professor Taylor. …………………………………………………………………………………………………… 26. The atmosphere was suffocating. Nobody could resist the temptation to go to the seaside. …………………………………………………………………………………………………… 27. He lives far from the office. He often gets up early to catch the bus to go to work on time. …………………………………………………………………………………………………… 28. There were very few students at the extra class. It was cancelled. …………………………………………………………………………………………………… 29. The tornado struck with great force. It lifted automobiles off the ground. …………………………………………………………………………………………………… 30. Grandpa held me tightly when he hugged me. I couldn’t breathe for a moment. ……………………………………………………………………………………………………

II. Combine each pairs of these sentences, using ENOUGH : 1. It’s not warm today. We can’t go outside. ……………………………………………………… 2. The coat isn’t warm. I can’t wear it in winter. ………………………………………………… 3. Tom doesn’t have money. He can’t pay his bills. ……………………………………………… 4. The ice is very thick. People can dance on it. …………………………………………………… 5. The ladder is rather long. We can use it. ………………………………………………………… 6. The shirt is big. He can wear it. ………………………………………………………………… 7. That bookcase is large. It can hold 150 books. ………………………………………………… 8. The box is light. She can lift it. ………………………………………………………………… 9. The weather is very rough. We can’t swim in it. …………………………………………………………………………………………………… 10. A taxi would have been best. But I didn’t have enough money. …………………………………………………………………………………………………… 11. I didn’t have time. I couldn’t eat breakfast this morning. …………………………………………………………………………………………………… 12. The room is not wide. We can’t hold a party in this room. …………………………………………………………………………………………………… 13. That chair is not strong. We can’t stand so long on that chair. …………………………………………………………………………………………………… 14. It was very hot. You can fry an egg on the pavement. …………………………………………………………………………………………………… 15. You are quite thin. You can slip between the two bars. …………………………………………………………………………………………………… 16. All my guests will need chairs. But I haven’t got any. …………………………………………………………………………………………………… 17. Mary doesn’t have money. She can’t buy that Martin bicycle. ……………………………………………………………………………………………………