Cho tam giác MNP vuông tại M.Một đường thẳng d bất kì cắt hai cạnh MN và MP tại A,B.So sánh AB và NP

Các câu hỏi liên quan

giúp mk với Choose the best option to complete each of the following sentences. 1. They shouted and looked ________at me when I broke the vase. A. angry B. angrier C. angrily D. anger 2. He is tired, ________he stayed up late watching TV. A. so B. because C. but D. and 3. We are talking about the preservation of ________resources. A. natural B. naturally C. nature D. naturalize 4. Is he really ________that you can’t come there? A. disappoint B. disappointed C. disappointing D. to disappointing 5. It is our policy to ________forest and increase forestation. A. protect B. protecting C. to protect D. protected 6. I suggest ________to the movies. A. go B. to go C. going D. went 7. They made their living by ________fish in the ocean every day. A. catch B. catching C. to catch D. caught 8. I will be ________if she manages to sell that motorbike at a high price. A. surprise B. surprised C. suprising D. to surprise 9. If you know where she lives, please let me ________. A. know B. knew C. known D. to know 10. If you live in this small town, you ________earn much money. A. aren’t B. couldn’t C. can’t D. didn’t 11. Unless you understand, I ________explain it again to you. A. am B. was C. will D. would 12. If he ________a student, he will get a discount. A. is B. was C. were D. will be 13. Because plastic bags are very hard to ________, they will cause pollution. A. dissolve B. wrap C. tear D. collect 14. These materials can be ________into other packaging products. A. reused B. reduced C. removed D. recycled 15. If people ________public transport, there will be less pollution. A. use B. will use C. can use D. used 16. Minh’s English is excellent. He speaks ________. A. perfectly English B. English perfectly C. in perfect English D. English perfect 17. If you go ________doing that, you’ll end ________ in serious trouble. A. up/ with B. on/ up C. off/ with D. out/ up 18. Crops are sprayed with ________to kill insects. A. fertilizer B. manune C. dung D. pesticide 19. What about ________used paper, bottles, and cans every day? A. collect B. collecting C. to collect D. to collecting 20. If the sea water continue to be polluted, many fish species ________extinct. A. became B. will become C. would become D. become