1. It is ten years since my brother last drank beer My brother………………………………………………………… 2. The last time I drank beer was two weeks ago I haven’t……………………………………………..………….. 3. I started to collect stamps four years ago I have…………………………………………………………… 4. He began to teach E five months ago He has…………………………………………………………… 5. They began working as a nurse two weeks ago They have……………………………………………………….. 6. She started learning French when she was ten She has…………………………………………………………… 7. I have taught in this school for 12 years I started …………………………………………………….……. 8. He has slept for two hours He began…………………………………………………..…….. 9. I last saw her brother two years ago I haven’t………………………………………………….……… 10. They last ate the food six months ago They haven’t……………………………………………..………. 11. He last visited his uncle when he were in Hanoi He hasn’t…………………………………………………..……..

ai giúp em với ạ giúp được em cho 5sao với cảm ơn 1 ạ

"Lời nói có sức mạnh diệu kì trong cuộc sống của con người ".Hãy viết một bài văn Nl ngắn (khoảng 200 từ)bàn về vấn đề trên

cho tam giác ABC vuông cân tại A. O là giao điểm của tia phân giác góc B với AC. Chứng minh AB, AC là tiếp tuyến của đường tròn

VI. Complete the sentences using the comparatives and superlative form of adjectives 26. Skirts are ……………..dresses (cheap) 27. Her English is ……………..mine (good) 28. These houses are ………………in the village (beautiful) 29. Winter is ………………..season in the year (cold) 30. A bicycle is often ………..a car in busy cities (convenient)

V. Finish each of the following sentences in such a way that it means the same as the sentence printed before it. 1. Minh should study harder for his exam. Minh ought ……………………………… 2. My sister felt sick yesterday, so she stayed at home. Because ………………………………… 3. She is very young, she can’t drive a car. She isn’t ……………………………………. giúp mik đi

Từ một điểm A ở bên ngoài đường tròn (O), kẻ tiếp tuyến AB (B là tiếp điểm) và cát tuyến ACD đi qua tâm O của đường tròn (C và D thuộc (O), C nằm giữa A và D). Tính BAD + 2ABC . A. 900 B. 1500 C. 1200 D. 600

Cho a,b,c là các số thực không âm thỏa mãn a^2+b^2 +c^2=3 Tìm GTLN của P=a/a^2+2b+3 + b/b^2+2c+3 + c/c^2+2a+3

giups em với e cần gấp nó hơi mờ một tý

slums malnutrition hunger living standards poverty spacious flea market explosion overpopulation density The government has had to take measures to stop the population____________. 2. There has been a shortage of food for a long time because of failure of crops and people are suffering from ____________ 3. ____________ is one of the country’s most pressing social problems. 4. There are millions of people in that African country who are living in__________ because they have no jobs. 5. She was brought up in the ____________ of Dharavi. 6. The hotel rooms are ____________ and comfortable. 7. In Africa many people die of ____________ each year. 8. Hong Kong has a high population ____________ over six thousands/ km2. 9. The ____________ in many developing countries is low. 10. A ____________ is an outdoor market that sells second-hand goods at low prices