I. Rearrange the words to make meaningful sentences. 1. you / Could / swim / you / a child? / were / when ____________________________________________________________________________ 2. are / Young people / on / home robots. / keen ____________________________________________________________________________ 3. should / throw / on / We / not / street. / the / rubbish ____________________________________________________________________________ 4. cities / the / is / Da Nang / famous /one / of / in / most / Vietnam. ____________________________________________________________________________ 5. going / We / a / tomorrow. / are / on / picnic ____________________________________________________________________________

B1 : a. Tính hợp lí -43 × ( 15 - 48 ) - 48 × ( 43 - 15) b. Chứng tỏ : a - b - c và b + c - a là hai số đối nhau

ai giúp em làm bài này với ạ e đang cần gấp 2 bài này nha

Cho các phát biểu dưới đây (a) Glixerol hòa tan Cu(OH)2 tạo dung dịch phức đồng màu xanh lam. (b) Oxi hóa ancol bậc 1 bằng CuO nung nóng thì thu được anđehit. (c) Hiđro hóa anđehit (xúc tác Ni, nung nóng) thì thu được ancol tương ứng. (d) Benzen phản ứng với khí clo (khi có ánh sáng) thì thu được clobenzen. Số phát biểu đúng là A. 1. B. 2. C. 3. D. 4. giải thích

1 mảnh ruộng co 5 lần chiều dài bằng 15 lần chiều rộng và chiều dài hơn chiều rộng 150cm tinh chiều dài

Giải hộ mik vs mik sẽ cho 20đ và 5 sao nhưng bài phải đúng nha

Câu 28: Đốt cháy hoàn toàn 31,8 gam một ankylbenzen Y cần dùng 70,56 lít O2 (đktc). Công thức phân tử của Y là A. C8H10. B. C9H12. C. C10H14. D. C7H8

1. Alexander Graham Bell invented the telephone The telephone was………… 2. Let's meet outside the theater? Why……………………………… 3. Sao Mai Movie theater is near my aunt’s house Sao Mai Movie theater isn’t………… 4. Peter is too young to see the horror film Peter is not………………………………. 5. Remember to turn off the light before going out Don’t…………………………… 6. That girl is very intelligent What…………………………………………………… 7. I intend to come over to pick you up I am…………………………………………. 8. How about going to the theater to night? Let’s……………………………………… 9. The table is too heavy to lift up. The table isn’t light………………………………. 10. The book was interesting. I read it twice The book was …………………………..

Liệt kê tất cả các việc làm theo thông điệp 5k của bộ y tế

Mình đang cần gấp nên nhanh và đúng là đc ạ. 1. We ________ finished eating dinner. had not not had 'd had not 2. Had they _____ to her before? spoke spoken spoked 3. You _____ not left yet. would 'd would had 4. I had never _____ her before. see saw seen 5. We arrived at 8:05, but the train _____ already left. has have had 6. Sarah thought she ________ to that zoo before. has been had be had been 7. Nobody explained why the project had ________ on time. n't been completed not completed n't complete 8. He _____ us the item had been shipped. told say asked 9. Dad explained ________ his job due to stress. why he quitted that he had quit that he'd quite 10. Where _____ the security guard gone? had have did