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Smog is a combination of smoke and fog It occurs when gases from bunt fuel mix with fogon the ground. When heat and sunlight get together with these gases, they form fine,dangerous particles in the air.
Smog occurs in big cities with a lot of traffic. Particularly, in the summertime, when it is veryhot, smog stays near the ground. It is dangerous to our breathing, and in smoggy areas, we can not see very well.
Smog was first discovered in Great Britain in the 19th century, during the beginning of theIndustrial Revolution. At that time, people used coal for heating and cooking. Factories also used coal to produce iron and steel. Smoke mixed with wet, foggy air and turned yellow. The smog often hung over cities for many days. It caused lung diseases and breathing problem. Thousands of people died in London every year.
Today, cities that have a large population and are located in hot, subtropical areas have the biggest smog problems for example, Los Angeles, Mexico City and Cairo.
I. Where can smog possibly be found?
A. At a place where it is rainy
B. At a place where the traffic is heavy and the weather is foggy
C. Underground
D. In a city where many people smoke
2 In the first paragraph, the word fine is closest in meaning to
A.tiny
B.good
C. harmful
D. shiny
3. What will happen if smog stays close to the ground ?
A. It will disappear in a shot time.
B. It will make the sky cleaner.
C. It will harm our health and block our sight.
D. It will cause many storms.
4. What probably caused the smog in Britain at the beginning of the Industrial Revolution?
A. There were too many cars in the country.
B. The weather there was too foggy
C. Factories and people used coal as energy
D. People smoke a lot at that time.
5. In the third paragraph, the word it refers to.......
A. iron
C. steel
D. smoke B. smog
6. According to the author, what kind of cities is facing the most severe smog problems?
A. Some cities inthe United States.
B. Highly populated cities located in subtropical areas.
C. Cities which have heavy traffic and a large number of cars Some cities in the United States
D. Cities with large-scale industry.
#Yumi
* T/F:
1. Life nowadays is the same as life of our ancestors.
=>F
2. Technology has made our lives easier.
=>T
3. In the past, household appliances were very expensive.
=>T
4. Public schools allowed females and males to be educated in the same schools.
=>T 5. We can use the internet to communicate with people around the world. =>T* Answer Question:
1. Is life today faster or slower than life in the past?
=>It's faster than life in the past
2. What has happend to the standard of living?
=>The standard of living has definitely improved
3. What makes it easy to access information?
=>We use the Internet
4. Who or what does some difficult jobs for us?
=>Today, most of the difficult and dangerous work is done by computers and other machines
5. What makes our lives easier at home?
=>Households
Mk làm gần xong còn 1 câu thì pạn mới trả lời!!! Hoàng Minh Nguyệt
London is a big city, but many of the people who live there ____(1) it as a number of small towns put together. Each district has its own indentity and atmosphere and some parts are even described by their inhabitants as "villages". Much of the center of the city consists (2)_____ shops and businesses and the majority of people live in the suburbs. A great (3) _____of them travel work in the city every day by train, bus, tube or car' this is called commuting. Commuters might spend as much as two hours every morning getting to work and another two hours getting home again. The cost of living in london is (4)____than in most other parts of Britain, and many people are paid extra money on tip of their salaries because of this Milluons of visitors come to London every year from all over the world to see the famous sights, such as Buckingham Palace, where the Queen lives, and many other historic buildings. London is also very famous for its theatres, red buses and black taxis. SOme people find it a noisy, dirty place (5) ____it has many large, pleasant parks where everyone can enjoy some peace and quiet. London has many attractions, both for people from overseas and for people from other parts of Britain.
1. A regard B. feel C. think D. see
2. A. in B. on C of D at
3. A . a lot B lot C much D many
4. A taller B higher C bigger D much
5. A but B although C because D since