Mọi người giúp em với ạ cảm ơn mọi người

Giải giúp câu này với Trong các Pt sau, Pt nào ptbn 2 ẩn A) 2x–y=1 B) 0x –y=2 C) –3x+0y=–9 D) tất cả 3 pt trên Voie 5 sao

Viết đoạn văn khoảng 200 từ trình bày suy nghĩ của em về lòng yêu nước của con người Việt Nam thời hiện đại

tìm giá trị lớn nhất của biểu thức P = - ( x + 1 ) mũ 2 - / 3 - y / + 35

171.The students have a break between two periods. a.five minutes b.five minute c.five-minute d.five-minutes 172.Her parents live Ha Noi . a.on .at c.far d.in 173.This river is very for the swimmers. a.danger b.dangerous c.dangerously d.safely 174.I like swimming . - . a.So I do b.I do so c. Yes,I do. d.I do, too. 175.I stay in bed because I have a bad cold. a.must b.ought c.can d.shouldn , t 176.My mother always drives . a.careful b.carefuly c.carefully d.slow 177.You ought to the dentist’s. a.to go b.go c.going d.went 178.How is your brother ? _ He’s 1.70 meters. a.high b.tall c.weight d.heavy 179.She her teeth three times a day. a.brush b.brushs c.brushes d.brushed 39.Stop, please. That is too coffee. a.many b.lots of c.little d.much 180.A balanced diet is good your health. a.to b.with c.in d.for 181.We won’t attend the meeting tomorrow and will he. a.so b.too c.either d.neither 182.It took us an hour to Nha Trang. a.to drive b.drive c.driving d.drove 183.What kind of do you like ? – I like cartoons. a.books b.pictures c.films d.flowers 184.He come here last night . a.isn’t b.doesn’t c.won’t d.didn’t 185.Let’s to the drama club. a.to go b.go c.going d.went 186.What about to dinner with me ? a.to come b.come c.coming d.came 187.Lan a box of chocolate. a. gives me b.gives often me c.often me gives d.gives me often 188.My daughters didn’t meet their father a long time. a.in b.from c.for d.at 189.Are there any good on TV tonight ? a.showings b.screens c.programs d.performances 190. noodles for dinner last night ? a.Did you eat b.Were you eat c.Did you ate d.Do you ate 191.The Robinsons always go to Vietnam plane. a.in b.on c.with d.by 192.The will take your suitcases to your room. a.porter b.author c.engineer d.hairdresser 193.Khanh is a English speaker. a.good b.goodly c.well d.best 184.Would you like to go to the movie theater with me tonight ?- a.Yes, I would love to. b. Yes,I like c.No, I wouldn’t. d.I’m sorry.I don’t think I can. 195. Are you very good English? a.in b.at c.with d.for 196.General Giap’s forces the French in 1954. a.to defeat b.defeat c.defeated d.defeating 197.You will not succeed .......................... working hard. a. unless b. without c. if d. although 198. It was raining very ................... so I took my umbrella. a. wet b. badly c. hard d. firmly 199. I ................. do that if I were you. a. won’t b. shan’t c. wouldn’t d. don’t 200. You may borrow as many books as you like provided you show them to .............is at the desk. a. who b. whom c. whoever d. which

-6/-35; 27/-180 và 3/28 quy đồng mẫu số

Chứng minh rằng :A = 75 x 4 mũ 2018 + 4 mũ 2017 + ........+ 4 mũ 2 + 5 + 25 chia hết cho 4 mũ 2019 Nhanh đc ko mik đag gấp

Read the passage and answer the following sentences. A COLD WELCOME On Wednesday evening, we went to the Town Hall. It was the last day of the year and a large crowd of people had gathered under the Town Hall clock. It would strike twelve in twenty minutes' time. Fifteen minutes passed and then, at five to twelve, the clock stopped. The big minute hand did not move. We waited and waited, but nothing happened. Suddenly someone shouted “It's two minutes past twelve! The clock has stopped!” I looked at my watch. It was true. The big clock refused to welcome the New Year. At that moment, everybody began to laugh and sing. 31. Where did they go on Wednesday evening?  They ________________________________________________________________________ 32. Was it the first day of the year?  No,__________________________________________________________________________ 33. What time did the clock stop?  It ___________________________________________________________________________ 34. Did the big minute hand move?  No,__________________________________________________________________________ 35. What did everyone begin to do at that moment?  They ________________________________________________________________________ Rewrite the following sentences as directed. 36. My teacher drives a car to school every day.  My teacher goes _______________________________________________________________ 37. Tim is the tallest in his family.  No one in Tim’s family__________________________________________________________ 38. I spend two hours a day doing my homework.  It takes me ____________________________________________________________________ 39. He is a slow and careful driver.  He drives _____________________________________________________________________ 40. Nam was late for school because he got up so late. (make question for the underlined part)  Why _____________________________school? ---THE END--- ANSWER KEYS 31. Where did they go on Wednesday evening?  They went to the Town Hall. ____________________________________________________ 32. Was it the first day of the year?  No, it wasn’t. _________________________________________________________________ 33. What time did the clock stop?  It stopped at five to twelve. ______________________________________________________ 34. Did the big minute hand move?  No, it didn’t.__________________________________________________________________ 35. What did everyone begin to do at that moment?  They began to laugh and sing. ___________________________________________________ Rewrite the following sentences as directed. 36. My teacher drives a car to school every day.  My teacher goes to school by car every day. ________________________________________ 37. Tim is the tallest in his family.  No one in Tim’s family is taller than him. __________________________________________ 38. I spend two hours a day doing my homework.  It takes me two hours a day to do my homework.____________________________________ 39. He is a slow and careful driver.  He drives slowly and carefully. ___________________________________________________ 40. Nam was late for school because he got up so late. (make question for the underlined part)  Why was Nam late for school?

Giải giúp em ạ ...giải giúp em nhaaaaaaaaaaaaaass

31. What is Dien Bien Phu today?  It is a tourist destination. _________________________________________________________ 32. What can visitors enjoy when visiting the battle site?  They can enjoy the beautiful scenery of the Muong Thanh Valley, visit the neighboring villages, and share the hospitality of the local people. ___________________________________________ 33. What kinds of ethnic minorities are the people in the area?  They are Thai or H’Mong. ________________________________________________________ 34. How far is it from Dien Bien Phu to the Lao’s border?  It is only 30 kilometers. ___________________________________________________________ 35. Is Dien Bien Phu an important trading center?  Yes, it is. _______________________________________________________________________ Rewrite the following sentences as directed. 36. Let’s go to the movies tonight!  What about going to the movies tonight? 37. He is a safe car driver.  He drives safely. 38. How much did the green dress cost?  How much is the green dress? 39. Mai is taller than her sister.  Mai's sister is shorter than/ is not as tall as Mai. 40. How tall is Nga?  What is Nga’s height? TEST 3 TEChoose the word whose underlined part is pronounced differently from that of the others. 1. A. durian B. cucumber C. painful D. duty 2. A. sure B. scales C. serious D. stir 3. A. relax B. snack C. back D. area Choose the word whose main stress is placed differently from that of the others. 4. A. decide B. harvest C. polish D. iron 5. A. energy B. cucumber C. satellite D. selection Choose the best answer to complete each of the following sentences. 6. –A: What ________ you do in your free time yesterday? –B: I played soccer. A. do B. will C. did D. would 7. My father hopes I can take care of ________. A. myself B. yourself C. himself D. herself 8. –A: How ________ is she? –B: She is 36 kilos. A. high B. heavy C. weight D. height 9. We enjoy ________ soccer so much. A. played B. to play C. play D. playing 10. Mai likes carrots and I do, ________. A. so B. either C. too D. neither 11. You must drink ________ water every day. A. many B. any C. a lot D. a lot of 12. I’m going to the ________ center. I’m going to play video games there. A. music B. amusement C. shopping D. education 13. You ________ take a map in case you might get lost. A. should B. could C. may D. might 14. Add ________ salt and pepper to the soup, please. A. fewer B. a little C. a few D. a lot 15. After the holiday they returned to Hanoi ________ bus. A. by B. on C. in D. at 16. Children often prefer watching TV ________ listening to the radio. A. in B. for C. than D. to 17. I’m sorry. I can’t go to the drama club today. ________ about tomorrow? A. Where B. When C. How D. Why 18. She sings and dances ________. A. beautiful B. beautifully C. nice D. lovely 19. General Giap was famous ________leading Dien Bien Phu Battle. A. for B. on C. from D. to 20. He ________ the guitar outside his house at the moment. A. are playing B. plays C. is playing D. played Choose the underlined part that needs correcting. 21. You should wash vegetables and fruits careful. A B C D 22. What subjects do we have today? - We have Math and English in Monday. A B C D 23. Mai did not came to school yesterday. A B C D 24. Eat well, exercise and you will be fit and healthful. A B C D 25. Cong Vinh is a good soccer play. A B C D Read the passage and then choose the best option to fill in each of the blanks below. Most of the world’s surface is water. We may (26)_____the land very well, but we know very little about the ocean. Until recently, man could not (27)_____underwater for long. But now, with special breathing equipment, a diver can (28)_____longer. After the invention of this equipment, man could (29)_____freely underwater and scuba-diving became a popular sport. We can (30)_____more about the undersea world thanks to this invention. 26. A. knew B. to know C. knowing D. know 27. A. to stay B. stayed C. stay D. staying 28. A. staying B. stay C. to stay D. stayed 29. A. swim B. swimming C. swam D. to swim 30. A. learning B. learned C. to learn D. learn