作者：小牛英语 | 来源：小牛英语 | 2017年03月20日 08:39
There is nothing more important in life than the sun. Without the sun all living things on Earth would die.
The sun is a star. In the sky there are thousands of stars like the sun. They are as large as like the sun. They are as large as the sun and as hot as the sun. At night you can see many stars, but in day-time you can only see one star - the sun.
The sun is much nearer to us than any other star. That is why it looks like the biggest and brightest of all the stars. The distance of the sun from the Earth is as much as 150 million kilometers. Most of the stars are thousands of light years away from the Earth.
Do you know what a light year is? Nothing in the world travels faster than light. It travels 300,000 kilometers a second. One light year is the distance that light travels in one year.
die v. 死
travel v. 旅行
一、Read the passage and write "T" for true and "F" for false.
( ) 1. The sun is the most important to life.
( ) 2. Without the sun all living things on the Earth couldn't live.
( ) 3. The sun is a large hot star like other stars in the sky.
( ) 4. The sun is the biggest and brightest star in the universe（宇宙）.
( ) 5. Light year is about 300,000 years.
二、According to the passage, choose the best answer: A, B, C or D.
( ) 1. ______ can live without the sun.
A. People B. Animals C. Plants D. Nothing
( ) 2. The most important thing to life is ______ .
A. the moon B. the stars C. the sun D. the sky
( ) 3. The sun looks the biggest and brightest of all the stars because.
A. it's the biggest of all the stars.
B. it's the brightest of all the stars.
C. it's much nearer to us than any other star
D. it's far away from the Earth
( ) 4. Light travels ______ in the world.
A. the fastest B. slowest C. much faster D. much slower
( ) 5. From the passage we know that light travels ______ kilometres per minute.
A. 600,000 B. 300,000 C. 150,000 D. 18,000,000
三、Fill in the blanks according to the passage.
The sun is ______ most important thing to ______ . Without the sun, all living things on the Earth would lose their _______ . The sun is ______ of the stars in the ______ that can only be seen in the ______. And the sun is the ______ star to our ______ , so it looks the biggest and brightest. But the distance between the sun and the Earth still needs ______ _______ to measure.