Cho hbh ABCD có 2AB=BC=2a, góc B=60 độ. Gọi M, N lần lượt là trung điểm của AD và BC a, Tứ giác AMNB là hình gì?vì sao? b,CMR AN vuông góc với ND, AC=ND

I. Complete the sentences with the correct form oỉ the verbs 11 present tenses (present simple, present continuous or present perfect). 1. A koala (spend)_______________________ about 18-20 hours sleeping in tree forks. 2. lt’s only my first week in Wales, and I (see)________________________ so many interesting things already. 3. The number of kiwis in this area (decrease)________________quickly 4. The Aborigines (live) ___________________in Australia for more than 40,000 years. 5. Most European citizens (not have)_____________________ to apply for a Visa to visit Canada. 6. At the moment, thousands of people (gather)__________________ in Trafalgar Square, London to celebrate St Patrick’s Day. 7. The kangaroo (become)_________________ a Symbol of Australia since 1773. 8. The bald eagle, an American symbol, (not live) ________________in any other places besides North America. 9. I think Mr. Viet (not be)__________________________to Northern Ireland yet. 10. The Taylors (not stay)__________________ in New York now. They moved to San Francisco two months ago. II. Use the verbs in the box in present simple tense to complete the sentences. arrive be have leave open retire return rise start visit 1. The plane from Washington D.C. to Ottawa ____________in fifteen minutes. 2. The Sydney Country Music Festival ______________on the first Saturday of next month. 3. Nam_____________ breakfast with the president of the United States tomorrow. 4. As you are in Vancouver now, the sun________________ a minute earlier tomorrow. 5. The train (not) _____________ in Edinburgh at 11 tonight as it departed late. 6. There___________________ another bus to Canberra in half an hour. 7. Mr. and Mrs. Wilson____________ to California this weekend. 8. My brother _________________ work in liverpool next Monday. 9. We____________________ the Golden Gate Bridge in San Francisco on day 6. 10. I think that Julia’s father______________________ in two years.

Bài 1: Đọc kỹ đoạn văn sau và trả lời các câu hỏi. Uncle Mike is a doctor and he works in a big hospital in London. He usually gets up at seven, has a big breakfast at seven thirty and then drives to his hospital. He works from eight in the morning to four thirty in the afternoon. At noon he has half an hour for lunch. After work, he often plays golf and has a drink with his colleagues. He drives home at 6 p.m and has dinner at 7 p.m. After dinner, he often reads newspapers and watches TV. He always goes to bed at ten thirty. 21. What’s Uncle Mike’s job and where does he works? 22. How many hours a day does he work? 23. What does he often do after work? 24. What times does he have dinner? 25. What does he often do in the evening? Bài 2: Tìm một lỗi sai trong số A, B, C hoặc D ở mỗi câu sau. 26. Our cows (A) produce (B) less milk (C) than Mr. Tuan (D). 27. How (A) do some (B) teenager (C) help the (D) community? 28. Which (A) room (B) are they (C) talking to (D)? 29. In Geography (A), we study (B) different country (C) and their people (D). 30. Learn English (A) is interesting (B) but (C) not easy (D).

Help me😭😭😭😭😭😭🙏🙏🙏🙏🙏 🙏🙏🙏🙏

Bài 1: Trong bài thơ 'Quê hương' em thích nhất câu thơ hay khổ thơ nào? Giải thích vì sao em thích bằng một đoạn văn ít nhất 8 dòng. Bài 2: bài học rút ra từ bài thơ 'Đi đường' trình bày thành một đoạn văn( 5-8 dòng). GIÚP MÌNH VỚI MÌNH CẦN GẤP !!! CẢM ƠN RẤT NHIỀU

giải giúp mình mấy câu trắc nghiệm với,cảm ơn nha

ko chép mạng vì mik đã xem hết rồi

Ae Khủng Long cứ bình tĩnh Nothing chiếm top 1 thì ko sao, hôm nay đã là ngày cuối đâu ? Hãy chờ Hưng quay lại, tạm thời cứ kím điểm đều đều, nhất quyết ko buff hay spam lung tung để kiếm điểm :) Bình tĩnh ko nôn nóng, đâu còn có đó ~~ Cảm ơn ae nhìu ạ ~Vẽ đầu mầm cỗ vũ đei ~

425,37÷21,03 bằng bao nhiêu giúp mình đi

I. Complete the sentences with the simple present or simple past tense of the verbs. 1. She_______(be) nervous when she meets the dentist 2. Ba _________(tidy) his room yesterday afternoon 3. I always ____________(wash) my hands before meals II. rearrange the words to make a complete sentences 1. has / He / white / teeth. / strong →........................................................................... .............................. 2. filled / in / a cavity / tooth. / dentist / The / my →.......................................................................... ............................... 3. want / have / to / We / living. / healthy / a →.......................................................................................................... 4. She / skillful. / is / kind / and / very →..........................................................................................................