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haiyenkk55
2 năm trước
treo một quả nặng đứng yên vào một lò xo cố định. hỏi lò xo có tác dụng lực lên quả nặng không ? nếu có thì đó là lực gì có phương và chiều như thế nào.
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(Tet) in some fresh air. C. WRITING Complete the second sentence so that it has a similar meaning to the first sentence, using the word given. Do not change the word given. 1. Leonardo spent a long time painting this picture. (took) 2. I didn't go swimming with Sam because I was very busy. (to0) 3. Driving at high speed is dangerous. (to) 4. The water is too cold to swim in. (enough) 5. What are you thinking of doing? (intend) 6. I'll see you in the morning, I expect. (to) 7. "I'll be back at 6.00," said Susan. (promised) 8. Pat was taught to drive when he was young. (learned) 9. "I won't help!" said Tom. (refused) 10. My mother made me apologise for my behaviour. (was) 11. George succeeded in putting up the tent on his own. (managed) George 12. Winning the pools meant we could buy a new car. (enabled) 13. You cannot enter the sports center without a ticket. (allowed) 14. We couldn't take our bags into the museum. (let) 15. They forced him to sign the document. (made) 16. If you need advice from someone, ask one of your friends. (advise)If you 17. I think this is the right street. (appears) 18. He said that I should give him the book back. (reminded) 19. "Please don't leave me on my own," he said. (begged) 20. It is compulsory for all students to wear uniforms. (required) It. I was It The water What... I Susan.. Pat Tom I... Winning the pools You They They . need .... ...... This He. Не. All students.

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