Cho (O;3cm)và điểm A thuộc (O) cố định.M là điểm di chuyển trên (O).Trên tia AM lấy điểm I sao cho M là trung điểm AI.Vẽ đường kính AB a)Tính BI b)Tìm đường di chuyển của I.

Giúp mình giải câu 24,28,32 và 33 đi ạ

Giúp mình giải bài này với ạ ,làm ơn

(4x + 5 ) :3-121:11=4 Giúp mình cách trình bày

1 . Chia từ trong ngoặc : 1 . What your mother ( do) at weekends ? 2 . We find ( arrange ) flowers interesting because it ( help) us relax 3. I ( see) a film this Sunday evening ( you/go) with me ?

Giúp tôi với tôi cần gấp lắm luôn ý

Phân tích đa thức thành nhân tử (Phương pháp dùng hằng đẳng thức) $1) 64xy - 96x^2y + 48x^3y - 8x^4y)$ $2) x^3 - 3x^2 + 3x - 1$

Sắp xếp các sự việc trong văn bản Bánh Chưng Bánh Dày rồi phát biểu ý nghĩa Em và bạn em đã bao giờ nói riêng hay mất trật tự khi thầy cô giảng bài hoặc mắc lỗi làm khác hãy kể lại câu chuyện ấy I 15 đến 20 dòng

Choose the word whose underlined part is pronounced differently. Question 9 : A. father B. coffee C. leaf D. movie Question 10: A. laugh B. thought C. though D. caught Choose the word whose main stress is different. Question 11: A. headache B. tired C. advice D. sunburn Choose the best answer. Question 12: Do________exercise, and you will be fitter and healthier A. less B. little C. more D. much Question13: Eat _______high-fat foods to keep you from getting fat. A.much B. more C. a few D. less Question 14: Fruit tastes good,________it’s healthy for your body. A.or B. but C. and D. so Question15: Don’t sit too close to the screen,________. A. and you’ll hurt your eyes B. so you can see more clearly C. or you’ll get a headache D. but it’s bad for your health Question 16: Rob eats a lot of fast food and he________on a lot of weight. A. takes B. puts C. spends D. brings Question17: When you have flu, you may have a cough and a________nose. A. runny B. running C. flowing D. noisy Question18: Eating a lot of junk food may lead to your . A. obesity B. fitness C. pain D. health Question 19: She has made so many mistakes in her test. She should work ________ in it. A. care B. careful C. carefully D. careless Question20: We should play sports or do exercise in order to stay in________ A. look B. shape C. fit D. health Question 21: A: “Hi doctor ! I feel weak and sick” B : “Did you have enough calories? You should eat more and get more exercise.” A: “ ________ .” A. Ok. Thank you , doctor. B. Yes, Let’s. C. Of course, not D. I should, doctor Question 22: A: “Can I have two aspirins, please” B: “_______” A. Yes. I can‘t. B. All right. C. It’s great. D. That’s a good idea Circle the letter A, B, C, or D that needs correcting. 7 Question 23: Today the weather is cold, but you should wear your warm clothes. A B C D Question 24: Watch less television; or your eye will be tired. A B C D III. READING: (2,0 pts) 1. Choose the correct word or phrase that best fits each of the numbered blanks. Breakfast is the (25) ______ important meal of the day. It provides the nutrients your body needs for good health, the calories it needs (26) ______ energy and helps to maintain your blood sugar level. Studies have shown that people who don’t have breakfast have a low blood sugar level and are often slow, tired, (27) ______ and unable to concentrate. Surprisingly, breakfast actually plays a part in weight control. It's easier to (28) ______ weight if you eat in the morning rather than later in the day. Dividing the day’s calories into three meals helps take off weight more efficiently than skipping breakfast and having two larger meals a day does. Question 25: A. healthy B. tasty C. main D. most Question 26: A. on B. at C. for D. of Question 27: A. hunger B. hungrily C. hungry D. hung Question 28: A. lose B. put C. increase D. drop 2. Choose the correct answer to each of the following questions. There are two important matters in eating. First is eating enough food. If people eat too little food or wrong food, they will not have enough energy. If they eat too much, they are easy to get overweight. Secondly is eating right food. It means we need to eat correct quantity of each type of food. So, how do we have a right and balance diet? Firstly, we need to reduce the amount of high-calories food. Fat in that type of food may lead you to heart disease. Secondly, you also should not eat too much sugar. Eating sugar is bad for your teeth. Thirdly, it is good to have a rich-fibre diet. We can find fibre from rice, bread, etc. It can give you lots of energy, but it does not contain much calories, so you are not afraid of getting overweight when you eat much fibre. Question 29: How many important matters do we need to care in eating? A. One. B. Two. C. Three. D. Four. Question 30: We will________ easily if we eat too much food . A. lose weight B. get on weight C. gain weight D. get overweight Question 31: Which of all the followings is NOT true ? A. Eating sugar is bad for your teeth . B. Fat in high-calories food may lead you to heart disease. C. We don’t need to have suitable quantity of each type of food. D. It is good to have a rich-fibre diet. Question 32: The best title of the passage is________ . A. Eating sugar B. Unhealthy diet C. Healthy diet D. Eating habit

Question 9. A. bird B. girl C. prefer D. answer Question 10. A. neighbor B. culture C. return D. favorite Choose the word whose main stress is different. Question 11. A. melody B. pottery C. creative D. gallery Choose the best answer. Question 12. What sports _______ Minh like playing in his free time? A. do B. does C. did D. is Question 13. “John is a better player than Martin, isn’t he?” – “Oh yes. I hope he___ the match” A. is winning B. win C. wins D. will win 4 Question 14.My family enjoys_____because we can sell vegetables and flowers for money. A. collecting B. gardening C. drawing D. reading Question 15.____is her father's hobby. He likes going to the zoo to see beautiful parrots or canaries. A.Collecting birds B. Raising pets C. Bird-watching D. Arranging flowers Question 16. If your hobby is greeting card making, you can give your product to your friends as__. A. hobby B. money C. greetings D. presents Question 17. Will you______making models in the future? A. pick up B. look for C. take up D. find Question 18. I love my sister’s paintings because she is very_____in using colors. A. careless B. care C. creative D. imagine Question 19. Ann has a large _______ of stamps. A. collect B. collection C. collecting D. collections Question 20. I love _______pottery because I can create some nice and unique clay bottles or cups to give my friends. A. making B. doing C. watching D. seeing Question 21. Mi : “Do you have a difficult hobby, Nick?” Nick: “________.” A. Yes, I enjoy mountain climbing. B. Yes, they are difficult. C. Yes, I like it. D. No, it is easy. Question 22.A: “Do you share this hobby with anyone?” B: “____________”. A. Great! B. It’s a good idea. C. No, I am not D. Yes, of course. Circle the letter A, B, C, or D that needs correcting. Question 23. My father hates drive motorbike to work in the morning. A B C D Question 24. I find making models interested because it’s a creative activity. A B C D III. READING:(2,0pts) 1. Choose the correct word or phrase that best fits each of the numbered blanks. I have a very (25)____and enjoyable hobby. I make short video clips with my digital camera. It was my birthday present from my parents last year. Since then, I have (26)___three short films. It’s great fun! I started asking my friends and relatives to take (27)___ in the films. I have tried to write the story for my video clips. When I have finished the script, I make copies for the “actors”. Each scene is small and they can look at the words just(28)_____we start filming. We film at the weekend in my neighborhood, some one has to travel far. When the video clip is finished, I invite all the “actors” and we watch the film at my house. Question 25. A. interesting B. interested C. interest D. interestingly Question 26. A. making B. made C. make D. makes Question 27. A. scene B. role C. part D. film Question 28. A. before B. after C. at D. in 2. Choose the correct answer to each of the following questions. If you enjoy cycling for pleasure, doing it in London can be difficult. There are not enough lanes especially for bikes, and making your way through the traffic can be very risky. But if you have great passion, cycling in London can be exciting, and it is an inexpensive way of keeping fit if you live there. Some cyclists don’t mind spending a lot of money on expensive bikes. However, if you just want a basic bike that is only for occasional use, there are many cheap choices. Several markets have cheap 5 bikes on sale which may not be impressive to look at but should be satisfactory. You should buy a cycling helmet if you want to cycle in London. Wearing a cycling helmet is not compulsory in Britain, but it is a good idea to wear one for protection. Question 29. The passage talks about cycling in __________ A. London B. your hometown C. the world D. Paris Question 30. Cycling for pleasure in London can be______________. A. easy B. not easy C. tiring D. boring Question 31. Is it necessary for some cyclists to spend a lot of money on expensive bike? A. No, it isn’t B. Yes, it is C. Yes. It is necessary D. No, they aren’t. Question 32. According to the passage, which of the following is NOT true ? A. It is compulsory to wear a helmet when cycling in Britain. B. Some bikes in London are cheap. C. There are not many lanes especially for bikes. D. Some cyclists don’t want to buy expensive bikes.