Nêu phương pháp nhận biết benzen, phenol, hexan chỉ dùng 1 thuốc thử

trắc nhiệm tiếng anh 2 câu dễ ợt

Bài 18. Khoanh tròn vào đáp án đúng. How much (1)¬¬¬¬_________does it usually take you to prepare a dish? You are busy and you don’t have (2) _________time for a meal. Don’t worry. It’s always quick and easy to make (3) _________omelette for a quick meal. You only have to go through (4) _________ steps as followed . Before you start, make sure you’ve already have two eggs, two (5) _________ of water, one teaspoon of butter and (6) _________salt. After you get all the needed (7) _________, start by beatig eggs, water and salt in small bowl. In the following step, you heat butter in (8) _________ nonstick pan until it is hot. Then you pour the egg mixture into the pan. Gently push cooked portions from edges toward the center. Continue cooking until the top surface of eggs is thickened and no visible liquid egg remains. Now it’s time for you to enjoy the dish. 1. A. hours B. hour C. time D. times 2. A. a B. an C. any D. some 3. A. a B. an C. any D. some 4. A. a B. an C. any D. some 5. A. bottles B. gallons C. teaspoons D. litres 6. A. a B. an C. any D. some 7. A tools B. ingredients C. furniture D. food 8. A. a B. an C. any D. some

Choose the best answer to complete the following sentences.(2,0 pts) 1. (What/ How/ Which) an awful day! 2. Mr.Lam works on the farm. He is a (teacher/ worker/ farmer). 3. My birthday is (on/at/in) May 20th. 4. English is (interesting/ more interested/ more interesting) than Math. 5. Hoa lives (on/ at/ in) 5 Tran Phu street. 6. Hoa is (tall/taller/more tall) than Lan. 7. (Will/ Do/Are) you have dinner with me tomorrow? No, I won’t. 8. (Where/ What / How) is your address? 9. (Are you / Do you/ Could you) studying now?¬ ¬ ¬ - Yes, I am. 10. Lan (has/have/ had) many dolls. II. Match a question in column A with its answer in column B.(1,5 pts) 1.When is your birthday? 2. How much is this coat? 3. How many cats are there? 4. Do they visit Hue? 5. Is he good at History? 6. What does she do? 7. Where are you, Lan? a. It is 200.000 dong. b. On February third. c. No, they don’t. d. She is a teacher. e. Yes, he is. f. There are three. g. I am in my room. 1 ---> 2 ---> 3 ---> 4 ---> 5 ---> 6--- 7--- III. Give the correct form of the verbs.(1,5 pts) 1. Would you like (eat)………. noodles? ……………........ 2. We (listen) ……….to music tonight. ……………........ 3. What about (watch) ………….TV? ……………....... 4. His sister often (help)……….. him with his homework. .. …………......... 5. Look! These children (play) ………….soccer. ........................... 6. We (have)……………..…………….dinner at 8PM yesterday. 7. We (not go)………………….….. to school yesterday. IV. Fill in the blanks with suitable words.(1,5 pts) going at enjoys journalist to play Na’s brother is a...(1)................... Everyday, he goes to work ...(2) ..........8 a.m and comes home at 5 p.m. He ...(3)...................... his work very much. In his free time, he learns..(4) …............... the guitar. He also likes ...(5) ..................fishing. V. Read the passage. Then answer the questions below. (2,0 pts) Thu is a student of class 8A. Her house is far from her school, so she leaves her house at 6.30 and rides a bike to school. Her mother is a teacher. She goes to work at 6.40. Thu has a younger brother. He will be 10 on his next birthday. Thu’s father is a doctor. He takes care of sick people. Questions: 1. How does Thu go to school? ........................................................ 2. Does Thu go to school later than her mother? ........................................................ 3. How old is her younger brother? ......................................................... 4. Is Thu older than her brother? ......................................................... VI. Write sentences, using the cues given. (1,5 pts) 1. Mai / like/ live/ country/ city? => ....................................………………… ........................... ? 2. This book/ interesting/ that one. => ....................................………………… ........................... 3. Ba/ be/ music room/now/and /learn/ play/ guitar. =>....................................………

Bài 17: Jim có một số thực phẩm ở trong tủ lạnh, và cậu ấy sẽ mua thêm một số thực phẩm nữa. Dựa vào ghi chú của Jim, hãy đặt câu hỏi rồi trả lời về số lượng thực phẩm Jim có và số lượng thực phẩm Jim sẽ mua. I have I will buy Milk 0 3 litres Egg 3 7 Chocolate 0 2 bars Orange 3 3 kilos Bread 1 loaf 3 loaves Beef Half a kilo A kilo 0. How much milk does Jim have? He doesn’t have any milk. How much milk will Jim buy ? He will buy 3 litres of milk. 1. _______________________________________________________________ _______________________________________________________________ 2. _______________________________________________________________ _______________________________________________________________ 3. _______________________________________________________________ _______________________________________________________________ 4. _______________________________________________________________ _______________________________________________________________ 5. _______________________________________________________________ _______________________________________________________________

Giúp mình vs :????? Cám ơn nhìu nha

bài 3: giải các phương trình sau: x-3/2011 + x-2/2012 = x-2012/2 + x-2011/3

Đốt cháy hoàn toàn một ancol đơn chức A thu được 44 gam CO2 và 27 gam nước. a. Xác định công thức phân tử, công thức cấu tạo và gọi tên của A. b. Oxi hóa không hoàn toàn A bằng CuO đun nóng. Viết phương trình hóa học của phản ứng

Ai làm jup mk vs ạ . Mk ko bt làm

Câu 24 : Sự kiện lá cờ cách mạng tung bay trên nóc nhà Phú Tổng thống, báo hiệu sự toàn thắng của chiến dịch Hồ Chí Minh lịch sử vào thời gian nào?