46

đúng cho mình nha

Thì 3 người ngồi trên 3 cái phao còn một người thì biết bơi. 

cua xanh thắng vì của đỏ là cua đã chín làm sao chạy thi dc

kết quả là 96cm²

A+8: 15 và 6

A+8: bcnn cùa 15 và 6 là 30

A:30du 22

Life in the city is full of activity. Early in the morning hundreds of people rush out of their homes in the manner ants do when their nest is broken. Soon the streets are full of traffic. Shops and offices opens, studend flock to their school and the day’s work begins. The city now throb with activity, and it is full of noise. Hundreds of sight-seers, tourists and others visit many places of interest in the city while businessmen from various parts of the world arrive to transact business.

The towards evening, the offices and day schools begin to close. Many of the shops too close. There is now a rush for buses and other means of transport. Everyone seems to be in a hurry to reach home. As a result of this rush, many accidents occur. One who has not been to the city before finds it hars to move about at this time. Soon, however, there is almost no activity in several parts of the city. These parts are usually the business centres.

With the coming of night, another kind of activity begins. The streets are now full of colourful lights. The air is cooler and life becomes more leisurely. People now seek entertainment. Many visit the cinemas, parks and clubs, while others remain indoors to watch television or listen to the radio. Some visit friends and relatives and some spend their time reading books and magazines. Those who are interested in politics discuss the latest political developments. At the same time, hundreds of crimes are committed. Thieves and robbers who wait dor the coming of night become active, and misfortune descends upon many. For the greed of a few, many are killed, and some live in constant fear. To bring criminals to justice, the officers of the law are always on the move.

Workers and others who seek advancement in their careers attend educational institutions which are open till late in the night. Hundreds of them sit for various examinations every year. The facilities and opportunities that the people in the city have to futher their studies and increase their knowledge of human affairs are indeed many. As a result, the people of the city are usually better informed than those of the village, where even a newpaper is sometimes difficult to get.

The city could, therefore, be described as a plave of ceaseless activiy. Here, the drama of life is enacted every day.

Life in the city is full of activity. Early in the morning hundreds of people rush out of their homes in the manner ants do when their nest is broken. Soon the streets are full of traffic. Shops and offices open, students flock to their schools and the day's work begins. The city now throb with activity, and it is full of noise. Hundreds of sight-seers, tourists and others visit many places of interest in the city while businessmen from various parts of the world arrive to transact business. Then towards evening, the offices and day schools begin to close. Many of the shops too close. There is now a rush for buses and other means of transport. Everyone seems to be in a hurry to reach home. As a result of this rush, many accidents occur. The city could, therefore, be described as a place of ceaseless activity. Here, the drama of life is enacted every day.

The human civilization underwent many changes and developments with the passage of time. Early man lived in caves and forests. They lived on the food available in the forests. Science has blessed mankind with all the basic comforts of life. Man started living in cities. Cities became the major centers of live hood. A city has larger population compared to a town and a village.

Life is full of activities in a big city. A big city is a centre of all types of education. It is a centre of trade, medical facilities, business and recreation. The population increase during the daytime. People staying the nearby villages and towns come to the city on different errands.

Life in a big city starts early in the morning. many school buses carrying school children can be seen playing on roads. School children dressed in their uniform can be seen on the roads walking or waiting for buses. Some are seen moving on scooters and in cars. Then a long queue of office-workers can be seen at the bus stops. Some go by their own vehicles and others go by buses or trains. Some people use cycles and auto rickshaws to go to their destination. People flock to the market to buy vegetables and household goods. With every passing hour, the traffic goes on increasing. The shops and the market places remain crowded till the evening hours.

Life in the city has certain charms. There are many places for recreation. There are big parks, hotels and clubs for entertainment. There are discotheques for music lovers and party-goers.

a, bạn cho x-7 và xy+1 lần lượt là các Ư(9) rồi tìm ra (nhớ là cả ước âm và dương nhé )

b, bạn làm tương tự phần a nhưng là ước của -55 (cả ước âm và dương nhé)

mk chỉ gợi ý cho bạn thui vì bài này giải ra dài lắm năm ngoái mk học bài này rùi chúc bạn may mắn mà nhớ tick mình nha