3, Cho 2 đường thẳng EF và HG cắt nhau tại điểm O. a) Biết góc EOG+ HOF=150 độ. Tính các góc đỉnh O b, Không dùng kết quả của câu a, vẽ Om là tia phân giác của góc HOF, On là tia đối của tia Om. Chứng tỏ On là tia phân giác của góc FOG c, Không dùng kết quả của câu a, vẽ Ox, Oy thứ tự là tia p/g của góc EOG và góc HOF. Chứng tỏ Ox và Oy là 2 tia đối nhau(hay chứng tỏ góc xOG và yOH là 2 góc đối đỉnh với nhau)
vẽ đậu mầm NL:sau một hồi vẽ linh tinh và khi nhìn lại ko bt cái gì đang xảy ra
vì sao nói phong trào cần vương đã làm chậm lại quá trình bình định việt nam của thực dân pháp
Exercise 1: Match each sentence in column A with each sentence in column B. A B 1 Shall we go fishing? A. That’s very kind of you, but I really have to get back now. 2 Let’s go for a walk. B What about taking part in a guitar class? 3. Why don’t you stay here tonight? C How about staying at home and watching a romantic movie. 4 How about going to the movie? D It sounds great. I like movies. 5 Let’s go bowling tonight. E That’s a good idea. 6 I’m hungry. F Why don’t you give her a doll? 7 It’s raining now. G Sorry, I can't. I’m meeting a friend for dinner. 8 It’s my friend’s birthday next week. H Let’s have a picnic. 9 The weather is nice. I Why don’t you eat some cupcakes? 10 I’m interested in playing the guitar. J Sorry, I don't think that is a good idea. It’s too hot.
Viết lại các câu sau sao cho nghĩa không đổi: 1. Her old house is bigger than her new one. => Her new house................................................... 2. No one in my class is taller than Peter. => Peter....................................................... 3. The black dress is more expensive than the white one. => The white dress................................................... 4. According to me, English is easier than Maths. => According to me, Maths........................................ 5. No one in my group is more intelligent than Mary. => Mary................................................................ 6. No river in the world is longer than the Nile. => The Nile........................................................... 7. Mount Everest is the highest mountain in the world. => No mountain...................................................... 8. This is the first time I have ever met such a pretty girl. => She is.............................................................. 9. He works much. He feels tired. => The more......................................................... 10. This computer works better than that one. => That computer..................................................... 11. The apartment is big. The rent is high. => The bigger.......................................................... 12. We set off soon. We will arrive soon. => The sooner............................................................ 13. The joke is good. The laughter is loud. => The better............................................................... 14. She gets fat. She feels tired. => The fatter................................................................ 15. As he gets older, he wants to travel less. => The older................................................................ 16. The children are excited with the difficult games. => The more................................................................ 17. People dive fast. Many accidents happen. => The faster................................................................ 18. I meet him much. I hate him much => The more................................................................ 19. My boss works better when he is pressed for time, => The less................................................................... 20. As he has much money, he wants to spend much. => The more................................................................... 21. If you read many books, you will have much knowledge. => The more..................................................................... 22. He speaks too much and people feel bored. => The more..................................................................... 23. The growth in the economy makes people's living condition better. => The more....................................................................... 24. People learn a lot of things as they travel far. => The farther...................................................................... Ai nhanh mình sẽ cho 5 sao cảm ơn và ctlhn nha
làm giúp mình câu này càng nhanh càng tốt
Exercise 3: Put the verbs in brackets into the correct forms. (Cho dạng đúng của động từ trong ngoặc) 1.I suggest (play) football in the schoolyard. 2.His father suggests that he (go) to Ha Long Bay this summer vacation. 3.Tom suggested that we (help) our mom make cakes. 4.When we went out yesterday, my mom suggested (bring) umbrella in case it rained. 5.My sister suggests I (clean) my room before my mother comes back. 6.My teacher suggests that all students (finish) all homework before class. 7.His friends suggest he (take) this opportunity to enhance his skills. 8."(be) more careful", my mom suggested. 9.Her boyfriend suggests (go) to the cinema to relax at the weekend. 10.It’s warm, so I suggest (go) swimming. 11.It’s snowing outside. My brother suggests (make) a snowman. 12.To prepare for the test, she suggests (study) in the library. 13.Tim suggested I (be) creative and flexible in dealing with this problem. 14.His teacher suggests that he (keep) quiet in the class. 15.Her friend suggested (look) after the child more carefully.
Calli : MaiUyen Digi,Tradi đều đc
hòa tan hoàn toàn 22 gam hỗn hợp al và mg bằng dung dịch axit hcl 20% vừa thu được thì thu được 17,92 lít khí h2 a) tính % khối lượng mỗi chất trong hỗn hợp ban đầu b) tính số gam dung dịch hcl 20% đã dùng c) tính nồng độ M của dung dịch muối thu được sau phản ứng. Cho rằng thể tích dung dịch không thay đổi
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