dạng 1 bài 5 e cảm ơn trình bày chi tiết và chú ý điều kiện

giúp mk bài 2 với(góc cuối bên trái hình là E ko phải F) Bài 2:cho hình 2 có MN // EG,DM=6,5;MN=8,5;ME=9,5.Tính EG và DG/DN

jup mik bài 10, bài 11 câu a vs

Cho hình chóp S.ABCD, đáy ABCD là hình thang vuông tại A và B, AD = 2AB = 2BC = 2a, SA ⊥ ( ABCD ), SA = a. Mặt phẳng $(\alpha)$ đi qua B và vuông góc với SC, $(\alpha)$ chia khối chóp S.ABCD thành 2 khối đa diện. Khi đó, thể tích khối có chứa điểm A bằng?

Cuộc khởi nghĩa Làm Sơn để lại cho chúng ta bài học gì

có bao nhiêu cặp giá trị nguyên dương a,b thỏa mãn a+b=ab

viết 1 đoạn văn nói về đặc điểm của lào

I. Choose the word in each line that has different stress pattern. 1. A. scientific B. dramatic C. athletic D.domestic 2. A. national B. chemical C. medical D.informal 3. A. natural B. poisonous C. medical D. horrific II. Find the word which has a different sound in the underlined part. 1. A. pollution B. earplug C. dump D. dust 2. A. untreated B. measure C. pleasure D. bread III. Choose the correct answer to complete each sentence: 1. A: How can light pollution ______ animals? B: It can make animals change their behavior patterns. A. cause B. make C. affect D. lead 2. A lot of waste from hotels and factories is dumped ______ the lakes. A. on B. in C. into D. from 3. ______ are things that make the air, water, and soil unclean or contaminated. A. Radiation B. Losses C. Pollution D.Pollutants 4. In the lesson, we came ______ with some good ideas to save water. A. up B. to C. for D. out 5. Many aquatic animals and plants have died ______ oil spills. A. because B. due to C. since D. as

5. I’ve made an appointment at the dentist’s. I ________ her on Tuesday. A. see B. saw C. will see D. have seen 6. I love this small village ________ I used to live for six years in my childhood. A. where B. which C. that D. whose 7. There are many other ________ of art other than just painting and sculpture. A. means B. forms C. origins D. presents 8. The heating comes on automatically. You ________ turn it on. A. didn’t have to B. mayn’t C. don’t have to D. oughtn’t to 9. Sending a child with an injury into a game gives the child the ________ that health is not as important as winning. A. meaning B. significance C. suggestion D. message 10. She was an ________ writer for years before she won the Nobel Prize for Literature. A. admiration B. admiring C. admired D. admire 11. Too much exercise can be ________ but walking is good for your health. A. harmful B. harmless C. harmed D. harming 12. ________ lending me your calculator for a moment? A. Can you B. Would you mind C. Could you please D. Why don’t you 13. This exercise is very boring. I wish the teacher ________ us some more interesting things to do. A. gave B. gives C. had given D. will give 14. You must explain your problems ________. A. so clear as you can B. most clearly as you should C. more clearly than you are D. as clearly as you can

ae jup mik vs ạ xin đó bài 10 nha