Hoàn thành các PTHH sau(ghi rõ điều kiện phản ứng, nếu có) a. CaO + ..................--> Ca(OH)2 b. Na2SO4 + BaCl2  ....................+.................... c. Cu + H2SO4 đặc .................+................+........... d. Al(OH)3  .................+..................

Calli chữ : Ngô Thị Thu Trang =))))))) Màu xanh dương nhạt và đậm ._.

giúp em vs huhuhu 15 phút nx em phải nộp r

Làm ơn hãy giải giùm em ạ. Đây là chú thích của những từ viết tắt: C/hè: cấu Hình Electron BTH: Bảng Tuần Hoàn Ngtố: Nguyên tố

IV. Choose the mistake and correct it 1. I feel really tired. I wish I didn’t go to the party last night. ___________ A B C D 2. I have broken my pencil. May I borrow one of your? ___________ A B C D 3. When I was on holiday last summer, I was going to the beach everyday. ___________ A B C D 4. Tom used to going to school by bus. Now he goes by bike. ___________ A B C D 5. Mary is used to do her homework by herself. ___________ A B C D

so sanh cac so huu ti 13/24;11/18;14/27;4/7

Mn giúp em vs em cần gấp Em cảm ơn

Vẽ mắt Tô chì nhe Tradi not Digi Cóa tâm

VIII. Give the correct word form • We like their ___________________ (friendly). • The ________________ between Vietnam and Japan is good. (friend) • They seem to be ________________. We dislike them. (friend) • There will be a ___________________ in this street. (meet) • We saw ___________________ girls there. (beauty) • Can you give me some ________________ about the next flights to Florida? ( inform ) .

1. She goes to school six days a week. 2. We learn how to use Informatics ( Computer Science ) ? 3. Her favourite subject is English ? 4. This book is 30,000 dong. 5. They are playing chess in the room now . 6. Classes always start at 7.15 everyday. 7. I'm going to visit Hanoi next week. 8.He is going to spend his Summer holiday in Ha Long Bay 9. His father goes to work by bus everyday. 10. My bike is blue 11. My trousers are black . 12. It takes me about 20 minuites walk to school. 13. There are 20 classrooms in her school . 14. There is a post office near my house . I5. Yes, I would like some hamburgers.