Bằng những kiến thức em đã học em hãy nêu phương án để đổi chiều của một tia sáng song song có phương nằm ngang thành 1 tia sáng song song có phương thẳng đứng và có chiều từ trên xuống

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1. “Let’s invite Mr. Brown to the party next weekend,” he said.>>He suggested …………… 2. “Let’s use this computer very often” >>He suggested………………………………………………… 3. “Me? No, I didn’t take Sue’s calculator,” Said Bob.>>Bob denied ……………… 4. “My parents are very proud of my good marks”>> Phong said…………………………………………… 5. “No, no .I really must sit for the test,” Hilary said.>>Hilary insisted …....………………… 6. “Open the window please!”.>>He asked………………………………… 7. “Our friends will get the award for their highest scores”>> They told us…………………………………… 8. “Our teacher can speak three languages” > they said ………………………….. 9. “She doesn’t buy this book”>> She said……………………………………………………….. 10. “Shut the door after you”.>>He asked…………………………………………….. 11. “Take it and come with me”.>> She told her:…………………………………………. 12. “Trung plays the piano very beautifully” > He said…………………………….. 13. “Turn off the computer. You are not allowed to play game now,” >>Dick’s mother prevented ...………… 14. “We can collect old book for the poor students”>> They said…………………………………….. 15. “We have to try our best to win the match”>> The boys said…………………………………………… 16. “We must be given every detail of this case,” they said.>>They insisted ............ 17. “We will visit HCM city next Sunday”.> They said………………………………… 18. “Well done, Tom. You won the game,” said the teacher.>>The teacher congratulated .................. 19. “What are you doing now?”>> He asked…………………………………………………. 20. “What are you doing now?”>>They asked………………………………………………………. 21. “What do you use the internet for?”>>He asked………………………………………. 22. “What I always want is to become a doctor,” she said.>>She dreamt ……………………… 23. “What time are you going to leave tomorrow?” >> She asked……………………………………… 24. “What‘s your hobby?”>> The teacher asked Lien…………………………………………. 25. “When will you have a plumber repair your car ? “>> I asked her…………………………………………. 26. “When will your father leave Vietnam for the USA?”>> Phong asked Thu………………………………….. 27. “Where does your father work?” > The teacher asked………………………….. 28. “Where does your father work?” >>The teacher asked me……………………………………… 29. “Why didn’t you tell me the truth?” he said to me.>>>He accused ……………………… 30. “Why don’t we go sailing this weekend?” Samuel said.>>Samuel suggested .... 31. “Why don’t we go to the beach tonight for a change?” said Henry.>>Henry suggested 32. “Will it rain tomorrow morning?”>> He asked his friend………………………………………………. 33. “Will you be here for five days?”>> Tam asked Thu………………………………………….. 34. “You can use my computer today”>> His brother told him…………………………………………. 35. “You cheated in the exam,” the teacher said to Jack.>>The teacher accused ………..………. 36. “You didn’t pay attention to what I said,” the teacher said to himThe teacher accused ............ 37. “You got me into trouble with this man,” Kevin said to Elizabeth.>>Kevin blamed ........... 38. “You have just got a promotion, haven’t you? Congratulation!”.>>Peter congratulated….. 39. “You mustn’t get into this area,” the policeman said to them.>>The policeman stopped …… 40. “You stole the jewels,” the inspector said to him.>>The inspector accused .......…… 41. “You took my pencil,” said David to Henry.>>David accused …………………………… 42. Can you speak English? > The teacher asked………… 43. Carol said, “What about going to the cinema this weekend, Max ?”>>Carol suggested ……… 44. How much do you spend surfing the web every day” ? > He asked…………………………………. 45. I must clean the floor now” > She said to me> She told………………………… 46. Is this your new classmate? > The boy asked me……………………… 47. My classroom has a lot of windows.”>> She said………………………………………. 48. Wait here still I come back”.>>He asked……………………………………………. 49. Who are you talking on the phone ? >>She asked……………………………………………… 50. Who are you talking on the phone?” > Nam’s sister asked…………………………