Xe thứ nhất khởi hành từ A đi về B với vận tốc 36 km/h. Nửa giờ sau xe thứ hai chuyển động từ B đến A với vận tốc 5 m/s. Biết AB= 72km. Hỏi sau bao lâu kể từ lúc hai xe khởi hành thì a) Hai xe gặp nhau b) Hai xe cách nhau 13,5 km ( hướng dẫn: xét trong 2 trường hợp: 2 xe chưa gặp nhau ; 2 xe đã gặp nhau và qua mặt nhau)

Trên bản đồ tỉ lệ 1:500,khoảng cách giữa hai xã A và B do được 12cm.Vậy khoảng cách giữa hai xã A và B trên thực tế là.....m

đặt 4 câu bị động của TLĐ,HTĐ,QKĐ,HTTT với từ evaluate hoặc evaluation, eveluative , eveluatior

1. The boy to…………….I lent my money is poor. * 1 điểm A. that B. who C. whom D. B and C 2. The knife………………….we cut bread is very sharp. * 1 điểm A. with that B. which C. with which D. that 3. Cathy is trustworthy. She’s a person upon …………………you can always depend. * 1 điểm A. who B. whom C. that D. x 4. Your career should focus on a field…………..you are genuinely interested. * 1 điểm A. on which B. in which C. which D. that 5. You gave me precious help……….I am extremely grateful. * 1 điểm A. to which B. for that C. to that D. for which 6. She has two sons. Both of…………………work abroad * 1 điểm A. who B. whom C. them D. people 7. I met the waiters, several of……………..are university students. * 1 điểm A. them B. who C. that D. whom 8. I bought 20 roses, three…………..were destroyed before I came home. * 1 điểm A. of them B. among them C. among which D. of which 9. John, ………that his girlfriend went out with another guy, decided to say good bye to her. * 1 điểm A. believed B. believing C. to believe D. believe 10. It is estimated that no more than 200 Siberian tigers………………in the wild. * 1 điểm A. lived B. leaving C. living D. having left 11. The little girl ………………..I borrowed this pen has gone. * 1 điểm A. whose B. from who C. from that D. from whom 12. In the middle of the village, there is a well from ____ the villagers take water to drink. * 1 điểm A. that B. which C. whom D. who Rút gọn mệnh đề quan hệ 1. It is important to be polite to people who live in the same building. * ............................................................................................................................................ 2. In Venezuela, there are plants which eat insects with their roots. * ............................................................................................................................................ 3. The students who did not come to class yesterday explained their absence to the teacher. * ............................................................................................................................................ 4. My friend lives in a small village which is situated on the banks of the Red River. * ............................................................................................................................................ 5. The photographs which were published in the newspaper were extraordinary. * ............................................................................................................................................

giúp em bài 82, em phải nộp bây giờ luôn

Mọi người giải hộ mình 3 bài này với

đề trong hình nhé................................................

1. Ba wishes he __________ French. (speak) 2. Ba and Hung dance very ________ . (beauty) 3. Robert is old enough to be __________ of his parents. (depend) 4. Are you used to ________ in the sea? (swim) 5. I don't want to _________ too much on my parents. (dependence) 6. I haven't heard about her yet. I ________ her since last week. (not see) 7. The meeting usually begins late. It ______ at 9 pm last night. (begin) 8. Viet Nam gainted its __________ about 30 years ago. (depend) 9. Can I give you a _________ word of advive? (friend) 10. My aunt is a nurse. She gets used __________ at night. (work) 11. When you first meet her, she gives a strong impression of _________ and warmth. (friend) 12. The baby is sleeping __________ at present. (peace) 13. I think we should make all the subjects more _________ to students. (interest) 14. Do you ever wish you ___________ a doctor some day? (become) 15. Liverpool is an ___________ city. It is in the north of England. (industry) 16. Lan used ___________ to school by her father when she was a little girl. (take) 17. There is an ________ match between Vietnam and Lebanon on VTV3. (nation) 18. Come on, Bill. It's time we _________ the bus. (catch) 19. We wish English (be not) __________ difficult.

Giải tam giác ABC vuông tại B có AC=12cm và góc A= 50 độ

hãy viết nội quy vui vẻ hài hước trong đó có dấu gạch ngang mang tác dụng đánh dấu các ý trong một đoạn liệt kê