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Our sun is actually an orange, dwarf star. Although it is not nearly the ....hottest ....(hot) star known, its surface temperature is about 10,000'F and that of its interior is thought to be in the range of 20,000,000'F. We ......commonly ..... (common) think of the sun as burning, yet it's too hot to burn and is composed of elemental gases.
The sun is 865,000 miles in diameter and has a mass one-third of a million times ......greater ....(great) than the Earth's. Scientists believe that it's two billion years old and, instead of cooling, is still getting hotter. Perhaps, within the next two billion years, it will reach a temperature of sufficient intensity to destroy the Earth.
The sun's corona is almost as hot as interior. Solar prominences-tongues of hot gas-leap outward a half million miles from the sun's surface at speeds reaching 250,000 miles an hour. ........Fortunately... (fortune) , these prominences do not travel the full ninety three million miles to earth, nor are their terrific temperatures transmitted through space. Some of the energy from these ..disturbances ....... (urban) does not reach our atmosphere, however, and is believed to cause changes in weather.Our sun is actually an orange, dwarf star. Although it is not nearly the hottest star known, its surface temperature is about 10,000'F and that of its interior is thought to be in the range of 20,000,000'F. We commonly think of the sun as burning, yet it's too hot to burn and is composed of elemental gases.
The sun is 865,000 miles in diameter and has a mass one-third of a million times greater than the Earth's. Scientists believe that it's two billion years old and, instead of cooling, is still getting hotter. Perhaps, within the next two billion years, it will reach a temperature of sufficient intensity to destroy the Earth.
Our sun is actually an orange, dwarf star. Although it is not nearly the hottest star known, its surface temperature is about 10,000'F and that of its interior is thought to be in the range of 20,000,000'F. We commonly think of the sun as burning, yet it's too hot to burn and is composed of elemental gases.
The sun is 865,000 miles in diameter and has a mass one-third of a million times greater than the Earth's. Scientists believe that it's two billion years old and, instead of cooling, is still getting hotter. Perhaps, within the next two billion years, it will reach a temperature of sufficient intensity to destroy the Earth.
The sun's corona is almost as hot as interior. Solar prominences-tongues of hot gas-leap outward a half million miles from the sun's surface at speeds reaching 250,000 miles an hour. Fortunately, these prominences do not travel the full ninety three million miles to earth, nor are their terrific temperatures transmitted through space. Some of the energy from these disurbances does not reach our atmosphere, however, and is believed to cause changes in weather.Our sun is actually an orange, dwarf star. Although it is not nearly the hottest star known, its surface temperature is about 10,000'F and that of its interior is thought to be in the range of 20,000,000'F. We commonly think of the sun as burning, yet it's too hot to burn and is composed of elemental gases.
The sun is 865,000 miles in diameter and has a mass one-third of a million times greater than the Earth's. Scientists believe that it's two billion years old and, instead of cooling, is still getting hotter. Perhaps, within the next two billion years, it will reach a temperature of sufficient intensity to destroy the Earth
1. The weather forecast program which some people like to watch takes place at 8:00 pm every day.
2. Hoa's parents buy a lot of candles and food which we will use in case the market is closed because of the hurricane.
3. A typhoon which is a violent tropical storm can cause great destruction.
4. Violent tropical storms which are called hurricanes in American reach 120 kilometers per hour.
5. The children talked about the clowns and his animals that they saw at the circus.
Bài 1: Combine these sentences by using relative pronoun
1. The weather forecast program take place at 8:00 om every day. Some people like to watch it
=> The weather forecast program, which some people like to watch, takes place at 8:00 am every day.
2. Hoa's parents buy a lot of candles and food. They'll use them in case the market is closed because of the hurricane
=> Hoa's parents buy a lot of candles and food, which they'll use in case the market is closed because of the hurricane.
3. A typhoon is a violent tropical storm. It can cause great destruction
=> A typhoon is a violent tropical storm which can cause great destruction.
4. Violent tropical storms are called hurricane in America. They reach 120 kilometers per hour
=> Violent tropical storm, which reach 120 kilometers per hour, are called hurricane in America.
5. The children talked about the clowns and his animals. They saw them at the circus
=> The children talked about the clowns and his animals that they saw at the circus.
Read the each time the text below.Use the word given in at the end of each line to form a word that fits on the space in the same line:
THE ENVIRONMENT:OUR RESPONSIBILITY.
These days it is(0)..impossible...to open a newspaper without reading about the(possible).damage we are doing to to the environment.The earth is being(1)threatened...(threat)and the future looks bad.What can each of us do?
We cannot clean up our(2).polluted..(pollution)rivers and seas overnight.Not can we stop the(3).disappearance..(appear)of plants and animals.But we can stop adding to the problem while(4)...scientists(science)search for answers and laws are passed in nature's(5).dependence...(depend).
It may not be easy t change your lifestyle(6)completely...(complete),but some steps are easy to take:cut down the amount of(7)..driving.(drive)you do,or use as little plastic as possible.It is also easy to save energy,which also reduce(8)..household.(house)bills.We must all make a personal(9).decision..(decide)to word for the future of our planet if we want to(10)make sure..(sure) a better world for our grand children.
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