Cho a – b chia hết cho 5. Chứng tỏ rằng các biểu thức sau chia hết cho 5: a) a – 6b ; b) 2a – 7b ; c) 26a – 21b + 2000

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VIII.Khoanh tròn một lỗi sai trong mỗi câu sau rồi sửa lại cho đúng 1. Mr Nhu doesn't watching TV in the living-room now. ……………………. A B C D 2. How many milk would you like? ……………………. A B C D 3. The Browns are traveling to Ho Chi Minh City in train. ……………………. A B C D 4. Are they many students in your class? ……………………. A B C D 5. There are two bookshelf in my sister's bedroom. ……………………. A B C D 6. You must taking off your shoes before entering this room. ……………………. A B C D 7. How height is the PETRONAS Twin Towers? ……………………. A B C D 8.Hambledon is the prettier village in England. ……………………. A B C D 9. My brother often spends a hour playing sports after school. ……………………. A B C D 10. The cat is among the lamp and the bed. ……………………. A B C D IX. Đọc đoạn văn sau đó chọn từ thích hợp bằng cách khoanh tròn chữ cái A,B,C hay D để điền vào chỗ trống I (0)_____ usually eat breakfast. I only have (1)___ of coffee. I don’t eat anything until about eleven o’clock. Then I have a biscuit and a glass of (2)_____. For lunch I usually have a salad. That’s at about two o’clock. I have (3)_____ at half past six in the afternoon. I’m a vegetarian, so I don’t eat (4)____ or fish. I eat cheese and eggs and things like that. I have a glass of water or fruit (5)____ with my meal. At the weekend I go to a restaurant in the evening. You can get vegetarian meals in a lot of restaurants now. 0. . .don’t B. not C. am not D. no 1 A. a packet B. a cup C. a can D. a bar 2 A. peas B. rice C. chocolates D. milk 3 A. breakfast B. lunch C. dinner D. supper 4 A. meat B. rice C. vegetables D. noodles 5 A. water B. soda C. juice D. lemonade