Exercise 1. Mark the letter A, B, C, or D to indicate the correct to each of the following questions.Các bạn chỉ cần ghi đáp án và dấu hiệu nhận biết ( ko cần dịch câu nhé ) 13. He ____ for the Google since 2014. A. has worked B. is working C. was working D. worked 14. Her children ____ their homework yet. They arc still working on it. A. hasn’t finished B. hasn’t finishing C. haven’t finished D. haven’t finishing 15. I have never ____ to Paris A. been B. go C. was D. went 16. We ____ a contract two years ago and it is still valid. A. have sign B. have signed C. haven't signed D. signed 17. In some countries in the Middle East, people stand ____ to each other than those in North America in a conversation. A. most closely B. more closely C. closer D. closest 18. Wedding ceremonies are ____ now than they used to be in the past. A. less complicated B. the most complicated C. as complicated D. the least complicated 19. It's much ____ to celebrate a small and cozy wedding to save money. A. best B. better C. the best D. the better 20. In some Asian families, parents tend to have far ____ control over their children than those in some American families. A. the most B. the more C. more D. most

Ai giúp mình vs, làm ơn mình sắp phải nộp r

Câu hỏi: Trong giờ học môn Văn, có bạn vô tình ném phấn lên bảng và trúng người cô giáo. Cô hơi giận và muốn biết ai đã gây ra chuyện đó. Cả lớp im lặng. Cô rất buồn. a. Nếu em là một học sinh trong lớp và chứng kiến được sự việc trên thì em sẽ làm gì? b. Theo em, vì sao trong cuộc sống chúng ta phải rèn luyện đức tính liêm khiết?

Phân tích đã thức thành nhân tử a) x²+6x-y²+9 b) x³-x²-4x²+8x-4 c) 2x²+4x-30

hãy nêu ba vấn đề về địa lí việt nam và ba vấn đề về địa lí thế giới mà em thấy lí thú và muốn tìm hiểu

giúp em ba câu này với ạ em đang cần gấp !! giúp em vs làm ơn

Vẽ chibi cute ik 🤧🤧🤧🤧🤧🤧🤧🤧🤧🤧🤧🤧🤧🤧

jup cho bạn em vs ạ xong gd cho ctlhn+ tks

11.  Mary is ill so Sue _______________ (teach) her lessons today. 12.  Excuse me, I _______________ (look) for a hotel. Is there one near here? 13.  _______________ (you/wait) for someone? 14.  Jack, you are very careless. You _______________ (always/forget) to do your homework! 15.  The cost of living _______________ (rise) very fast. Every year things are more expensive. 16.  What _______________ (you/do)? I _______________ (clean) my shoes. 17.  Why _______________ (not/ he/ wear) shorts? It's so hot today. 18.  The neighbors are so noisy! They _______________ (always/argue) loudly.

m.n giúp mình với nha mình cần gấp lắm He took it ………………… granted that it was not his duty to do the housework. A.for B.with C.at D.in I’m exhausted …………………all the hard work of the past week. A. with B. At C. For D. from I was taken ………………… when I received the electric bill. A.over B.to C.in D.aback We stayed at home because Chris wasn’t keen ………………… going out. A.of B.for C.on D.with ………………… he was leaving, he told us that he had to go to the bank. A.After B.Since C.Until D.As Her parents died when she was a child and she was ………………… by her grandparents. A.brought up B.taken in C.grown up D.looked for Mark got ………………… the bus when it stopped, then he walked into a café. A.out B.in C.on D.off The professor broke ………………… her lecture when she heard a cell phone ringing. A.off B.away C.in D.out These days everybody is aware ………………… the dangers of smoking. A.at B.about C.of D.with A few hour after the injection the feeling of numbness in your arm will ………………… A.drop away B.fall in C.wear off D.fade out Bài 2: Rewrite the sentences so that they are nearest in the meaning to the sentence printed before them. Example: Question: The last time we saw her was on Christmas Day. = We haven't ......... Correct answer: We haven't seen her since Christmas Day. 1. He didn't say goodbye to anyone when he left the room. = He left ................ 2. He left the house, but right after that it began to rain. = Hardly .......... 3. They find driving on the left difficult. = They aren't ............ 4. She's always nervous when she takes an exam. = Taking .......... 5. Lisa has always been mean with money, so she doesn't have many friends. = If Lisa ............. Bài 3: Read the passage below carefully and choose the correct answer. The computer age is producing an army of robots - machines that are directed by electronic brains and which replace human labor in industrial operations. Many are artificial arms which reach into areas man enters only at his peril, such as inside of a nuclear reactor. Already in 1980 there were over 8000 such robots working in industrial plants throughout the world. The big changeover to the robot, however, is likely to come only when their costs go down while workers' wages continue to rise. 1. A valuable use of many robots is to ............ . A. act as a teacher to human beings B. aid doctors in medical operations C. replace the human brain in producing computers D. do tasks extremely dangerous for human to do 2. The writer indicates that the widespread replacement of human labor by industrial robots .............. . A. is being delayed mainly for economic reasons B. has already begun C. will not take place before the end of this century D. is starting in the developing countries 3. In this passage, robots are used mainly ................ A. to take place of human workers B. to fight wars C. to direct electronic brains D. to operate computers 4. Which part of a human is the shape of many robots in use somewhat similar to? A. hand B. foot C. brain D. arm 5. Which of the following is certainly true? A. Robots are becoming cheaper than they used to be. B.The cost of a human worker is higher than that of the average robot. C. Robots are becoming more expensive all the time. D.The cost of the average robot is higher than that of a human worker. Giúp mình nhé cảm ơn các bạn nhiều <3