Cho M là trung điểm của AB. Trên cùng một nửa mặt phẳng bờ AB kẻ Ax, By vuông góc AB. Lấy C, D thuộc By, Ax sao cho MC vuông góc MD. Gọi DM cắt tia đối tia BC tại E. Chứng minh: a) M là trung điểm của DE b) Tam giác CDE cân c) AD+ BC= CD.

Question 26: Choose the correct option A, B, C, or D for each gap to complete the following passage. When you are in Hong Kong, you can go about by taxi, by tram, by bus, or (1) ________ underground. I myself prefer the underground because it is fast, easy and cheap. There are (2) _________ trams and buses in Hong Kong, and one cannot drive along the road quickly and without many stops. The underground is therefore usually quicker (3) _______ taxis or buses. If you do not know Hong Kong very well, it is very difficult (4) _______ the bus you want. You can take a taxi, but it is (5) _______ expensive than the underground or a bus. On the underground you find good maps that tell you the names of the stations and show you how to get to them, so that it is easy to find your way. Number 5. too much more as Question 27: Choose the correct option A, B, C, or D for each gap to complete the following passage. When you are in Hong Kong, you can go about by taxi, by tram, by bus, or (1) ________ underground. I myself prefer the underground because it is fast, easy and cheap. There are (2) _________ trams and buses in Hong Kong, and one cannot drive along the road quickly and without many stops. The underground is therefore usually quicker (3) _______ taxis or buses. If you do not know Hong Kong very well, it is very difficult (4) _______ the bus you want. You can take a taxi, but it is (5) _______ expensive than the underground or a bus. On the underground you find good maps that tell you the names of the stations and show you how to get to them, so that it is easy to find your way. Number 1. by on in with Question 28: Read the text and choose the correct answer A, B, C, or D for each of the questions. In Britain, the climate is not very good. There are very few hot days, and it rains a lot. Because of this, people spend a lot of time at home. Generally, British homes have a lot of furniture in them, carpets on the floors and heavy curtains. Many houses in Britain are old. Many of them are over one hundred years old. Often, they do not have enough insulation and the heat goes out through the windows, the doors and up the chimney. Because of the climate, people in Britain have to spend a lot of money on heating. Many houses have a special system called "central heating". This heats all the rooms and, at the same time, heats the hot water. Houses without central heating often have gas, electric or coal fires. The rooms in most British houses are quite small. New houses are much better. They have two layers of glass in the windows to stop the heat going out. Why do British people spend a lot of time at home? Because they don't know where to go. Because the climate is very good. Because the climate is not very good. Because they want to stay at home. Question 29: Read the text and choose the correct answer A, B, C, or D for each of the questions. In Britain, the climate is not very good. There are very few hot days, and it rains a lot. Because of this, people spend a lot of time at home. Generally, British homes have a lot of furniture in them, carpets on the floors and heavy curtains. Many houses in Britain are old. Many of them are over one hundred years old. Often, they do not have enough insulation and the heat goes out through the windows, the doors and up the chimney. Because of the climate, people in Britain have to spend a lot of money on heating. Many houses have a special system called "central heating". This heats all the rooms and, at the same time, heats the hot water. Houses without central heating often have gas, electric or coal fires. The rooms in most British houses are quite small. New houses are much better. They have two layers of glass in the windows to stop the heat going out. New houses usually have _________ in the windows to stop the heat going out. three layers of glass one layer of glass two layers of glasstwo or three layers of glass

Vẽ anime đeo kính tròn gọng trắng, full màu NL: cacban đến từ tỉnh/thành phố nào thế ?________?

giúp em với ạ!!!!!!!!!!!!!!!!!!!!!!!

Tính diện tích hình thang ABCD . Có đường cao BH=15cm, hai đường chéo AC và BD vuông góc với nhau và BD = 15cm(vẽ hình với ạ)

giúp mình với,gửi lúc nào cũng đc miễn là làm hết bài 4,6,7 ,minh vote hay nhất ,đánh giá 5sao. cám ơn bạn bài giúp mình rất nhiều

Viết mở bài phân tích nhân vật Vũ Nương (theo kiểu gián tiếp) trong tác phẩm Chuyện người con gái Nam Xương của Nguyễn Dữ

gúp e với ạ!!!!!!!!!!!!!!!!!!!!!!

Question 30: Read the text and choose the correct answer A, B, C, or D for each of the questions. In Britain, the climate is not very good. There are very few hot days, and it rains a lot. Because of this, people spend a lot of time at home. Generally, British homes have a lot of furniture in them, carpets on the floors and heavy curtains. Many houses in Britain are old. Many of them are over one hundred years old. Often, they do not have enough insulation and the heat goes out through the windows, the doors and up the chimney. Because of the climate, people in Britain have to spend a lot of money on heating. Many houses have a special system called "central heating". This heats all the rooms and, at the same time, heats the hot water. Houses without central heating often have gas, electric or coal fires. The rooms in most British houses are quite small. New houses are much better. They have two layers of glass in the windows to stop the heat going out. Houses without central heating often have ___________. only coal fires electric or coal fires gas or coal firesgas, electric or coal fires Question 31: Choose the best option A, B, C, or D to complete each sentence. Living in the country is healthier than that in the city because in the countryside, there is __________ traffic. fewer more less higher Question 32: Read the text and choose the correct answer A, B, C, or D for each of the questions. In Britain, the climate is not very good. There are very few hot days, and it rains a lot. Because of this, people spend a lot of time at home. Generally, British homes have a lot of furniture in them, carpets on the floors and heavy curtains. Many houses in Britain are old. Many of them are over one hundred years old. Often, they do not have enough insulation and the heat goes out through the windows, the doors and up the chimney. Because of the climate, people in Britain have to spend a lot of money on heating. Many houses have a special system called "central heating". This heats all the rooms and, at the same time, heats the hot water. Houses without central heating often have gas, electric or coal fires. The rooms in most British houses are quite small. New houses are much better. They have two layers of glass in the windows to stop the heat going out. The heat goes out of the houses through ____________. the doors and up the chimney the windows, the doors and up the chimney the windows and up the chimney the walls and up the chimney Question 33: Choose the best option A, B, C, or D to complete each sentence. Disease spreads more quickly in overcrowded areas, __________? is it does it doesn't it isn't it Question 34: Choose the best option A, B, C, or D to complete each sentence. It's really difficult to___________ a bicycle up the hill. walk drive fly pedal Question 35: Choose the sentence which has a similar meaning to the given one. People will develop alternative sources of energy. Alternative sources of energy will develop by people. Energy will be developed alternative sources by people. Alternative sources of energy will be developed. Energy will be developed alternative sources. Question 36: Choose the sentence which has a similar meaning to the given one. My uncle drove carelessly some years ago, but now he doesn't. My uncle used to drive carelessly.My uncle drives carelessly now.My uncle used to drive carefully.My uncle gets used to driving carelessly. Question 37: Choose the sentence which has a similar meaning to the given one. People will construct more wind turbines in that area to produce electricity. More wind turbines will be constructed by people in that area to produce electricity. More wind turbines will be construct in that area to produce electricity. More wind turbines will be constructed in that area to produce electricity by people. More wind turbines will be constructed in that area to produce electricity. Question 38: Choose the best option A, B, C, or D to complete each sentence. A film in which strange and frightening things happen is called a/an ___________. drama comedy animation thriller Question 39: Choose the sentence which has a similar meaning to the given one. Although she is so young, she performs excellently. Despite she is so young, she performs excellently. In spite of being so young, she performs excellently. Despite of being so young, she performs excellently. In spite of she is so young, she performs excellently. Question 40: Choose the sentence which has a similar meaning to the given one. Although it is not a rush hour, there is a lot of traffic now. It is not a rush hour; however, there is a lot of traffic now. It is not a rush hour however there is a lot of traffic now. It is not a rush hour; however; there is a lot of traffic now. It is not a rush hour, however, there is a lot of traffic now.

Giúp mk , đây lè so sánh hơn , hơn nhứt . 😛