cho 19,5 g Zn tác dụng với dung dịch H2SO4 loãng vừa đủ dẫn toàn bộ khí thoát ra36g CuO nung nóng a)viết pthh xảy ra b) tính m các chất thu đc sau khi các phản ứng xảy ra hoàn toàn

Tự nhiên trong quần em chảy đầy thứ màu trắng. em hửi thử thì nó thật sự rất hôi và khắm, ai cho e bt cách khắc phục với đó là thứ gì vs ạ

4. Emailing is popular, but most teens enjoy .....( Chat) online more than ....(email). 5. He would rather ....(make) a phone call than ......(send) a email. 6. Where were you last night? I tried .....(call) you but couldn't .......(get) through. 7. Young children nowadays spend more time ....(look) at screens than..... (Play) outside. 8. We stopped.... (Buy) some food and then continued......(drive) along the highway 6

Before Nga (listen) ___________ to music, she (do) _____________ homework

IV. Give the correct form of the words 1. Christmas is a popular _____________in many countries. CELEBRATE 2. I have seen a lot of _______________in my life. PARADE 3. What I like about festivals is that they show the __________values of different communities. CULTURE 4. The end of the film was so _________________ MOVE 5. That was an _______book and I was _________in reading it. INTEREST 6. We should reduce the use of____________ at home. ELECTRIC 7. Solar, wind, and hydro are renewable and ______________________. EXHAUST 8. Turning off electrical appliances when they are not in use is a great way to reduce energy_______CONSUME 9. My mother likes the ___________of that young pianist. PERFORM 10. On special occasions, people often have __________drinks. CELEBRATE 11. The Day of the Dead is one of the most important holidays in Mexico. It’s a _____________festival to remember relatives and friends who have passed away. SUPERTITION 12. Wesak is the most important Buddhist festival. It celebrates the Buddha’s birthday. It’s a ________festival. 1 RELIGION 13. The _________to the questions are at the back of the book. SOLVE 14. It must be _______to see elephants racing. AMAZE 15. He thinks elephants are _____animals. FASCINATE 16. We found his ________annoying. BEHAVE 17. He forgot to give a _________before he turned left. SIGN 18. All the houses in our village will be _________by solar energy. HOT 19. Thanksgiving is annually held to give thanks to God for ________harvests. SUCCESS 20. Thanksgiving is _____________celebrated with a feast among friends and family. TRADITION

em hãy cho biết ề vấn đề khai thác và chế biến khoáng sản của nước ta địa lý lớp 9 nhớ trả lời về mảng lớp 9

viết lại các câu sau sao cho nghĩa ko thay đổi 1.you should" t eat too much meat 2.How heavy ís the chicken? 3.Hoa is a hard students 4.it takes me about two hours each day to do my home work 5.He is a slower and more careful driver than i am giúp mk vs cảm ơn mọi người

nêu những biện pháp hạn chế những thiệt hại do côn trùng gây ra cho hoa màu

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III. Give the correct tense/ form of the verbs 1. Nuclear power (use)……………….. for heating in the future. 2. At 8 am tomorrow, they (show) …………………..a film on energy sources. 3. We used (cycle) ……………………………..to school two years ago. Now we walk. 4. Nuclear power (replace)……… ……………………..in the future. 5. In spite of (be) …………………………..ill, he goes to school today 6. We (not, use) …………………to have central heating in the past. 7. When I was young, I (not, use) …………………to have a car. 8. Some new energy-saving bulbs (put) …………………in the dining room. 9. We (provide)……………electricity this time next year. 10. There (not, use) ………………..to be many vehicles on the roads.