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A hobby means favorite activity that a person does pleasure in his spare time. It differs from person to person from age to age. Some people like to ski, fish, swim, raise flowers and collect stamps.like to watch football games, take pictures and play (music) instruments. Hobbies can help people relax after a period of intense work and provide a balance work and rest. They can also help people improve mental and physical health. Sometimes hobbies can help cure sick persons.
But in the old days, workers worked long hours in factories to support their families. Farmers worked in the fields from sunrise to sunset. They had no time or money (enjoy) hobbies. Nowadays, with the development of science and technology, and with the improvement of (life) standard, people from all walks of life have more free time and leisure time for hobbies. By developing various hobbies, many old people, especially retired people, (spend) their remaining years in ease and comfort nowadays.

It's reported that over 300 million people in China are suffering from near-sightedness（近视）. As more children have got eye trouble, their parents hope to curedisease by medicine or equipment or by correcting the way children read and sit. in fact the care given to one's eyes should start with the exercise on one's feet. Three methods on how to protect arefollows:
Firstly, don't fasten your shoes too tightly. Try wearing loose shoeswalking bare-footed at home. When traveling, try wearing cloth shoes to make blood circulation (循环) easier.
, walking on tiptoes(脚尖) will help improve one's eyesight and prevent near-sightedness. Figures show that few ballet performers are near-sighted.
Thirdly, rope skipping also does goodone's eyesight. When skipping the rope, one has to react quickly, excites the brain and the eyes. foot exercises, it's good to pull one's ears. Pulling the ears 20 times is found to be an effective way to reduce the pressure on one's eyes.

阅读下面材料，在空白处填入适当的内容（一个单词）或括号内单词的正确形式。
The idea of reading online (take) on a whole new meaning lately as a lending library has opened on Line2 of Shanghai’s metro. This "underground" library allows subway riders to choose a book at one station and leave it at another station when they’ve finished reading it. the service is free!
The idea is to encourage more people to read books and to make better use their time while they ride back and forth to work. So far, it’s been great success with most people (return) the books and also leaving a one Yuan donation which is used charity.
Shanghai’s underground library is an example of "guerilla libraries" (流动图书馆) which have been springing up all over the world. (like) a traditional library, a guerilla library is usually set up by individuals want to connect people of similar interests within a community. It may be a few shelves of books set up on the corner in a neighborhood, or just a book left in a coffee shop with (instruct) inside to pass the book along after it’s read.
According to the guerilla library movement, e-books have taken the passion out of reading. They say people are losing out on the very emotion comes with holding a real book in their hands and also the satisfaction that comes with sharing a book with another person.

When I was seven years old, my family grew our first square watermelon. No one (see) a square watermelon before, so it became famous instantly. People visited our garden to see unusual fruit. What’s so great about square watermelons? Well, besides their (usual) shape, the melons pile nicely, fit in the refrigerator, and won’t roll off the table.
Whenever people askthey can grow their own square watermelons, my dad tells them to “use square seeds”. Truthfully, though, my dad discovered the key square fruit by accident.
We have a small vegetable garden we plant watermelons every summer. The young melons were placed on cinder blocks (空心砖) to keep them from rotting on the wet ground. In 1996, we went to London for vacation. When we returned weeks later, we were surprised (find) a young melon stuck in the centre of a cinder block. The watermelon had grown inside the block until was squeezed too tightly to remove.
“We didn’t want to kill it, so we just left it there, ” my father remembers. “ (surprise), when we broke the cinder block at harvest time, we found a perfectly healthy melon–but it was also perfectly square.” Since that summer my family has been growing square watermelons on purpose because they are always well (receive).

阅读下面材料，在空白处填入适当的内容（不多于3个单词）或括号内单词的正确形式。
Among the few scientists who have had a great effect on science and history, Albert Einstein is perhaps the ___ (great). An American university president once commented that Einstein had created __ new view of the universe. Now, more and more people agree that the universe is something more complicated than ___ they have ever thought before.
Einstein ____ (bear) in Germany in 1879. In 1914, young Einstein, already internationally famous, became a professor at an institute in Berlin. However, ___ peaceful life was soon broken by the First World War. Einstein hated violence. He was deeply affected by the war; he sat ___ (happily) in his office doing nothing and ___ (lose) interest in his research. Only when peace came in 1918 was he able to get back to work.
In the years ___ (follow) the First World War, people showered honor upon him. He became the head of the Kaiser Wilhelm Institute of Theoretical Physics. In 1921 he won the Noble Prize ____ Physics and was greatly honored and respected in Germany. However, the Second World War broke out and Einstein had to move to the US，___he lived until his death in 1955.