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Many teenagers feel lonely. You are not alone. In fact, it is very
As teenagers
Along with these outside changes, there come many
In the social world, as teenagers get older, they try to depend
The good
1. Li Hua always gets
2. The math’s problem is so difficult, neither Tom nor I
3. Take down all the important points
4.
5. The Science Museum,
A. that B. amazing C. an D. independently E. is F. to carry G. length H. improving I. of J. began |
The world’s first ship with
The equipment on the ship is highly localized (本十化的), because the key parts have all been
A. to plan B. by C. drawing D. applicants E. useful F. are G. though H. gives I. the J. them |
Oxford is a city best explored
Most colleges
1. I like traveling, and I have been to many
2. Great changes
3. After I learned how to swim, I
4. Chinese women athletes have made
5. Luckily, he found
A.in B.others C.group D.The E.but F.afraid G.could H.What I. to make J.are discussing |
Some people like talking with others,
1. The doctors tried his best and
2. Don’t lose heart and keep on trying, and
3. When you want to go shopping, think about what kind of clothes you
4. Running is fun and I enjoy running three
5. The Mid-Autumn Day is one of the most important
A. counting B. determined C. distraction D. environmental E. focus F. modified G. naturally H. performing I. worsening J. comprehensively K. significant |
Myopia, or short-sightedness, is a condition in which distant objects appear blurred (模糊 的),but closer objects can usually be seen in sharp focus. Its biological basis is an eye that, during childhood, has grown too long for its optical power. The focal plane for images of distant objects ends up in front of the retina, causing out-of-
Myopia was once regarded as almost totally genetically
Fortunately, not all high-
A common cutoff for high myopia is - 5 diopters (屈光度).This means vision is blurred beyond 20cm from the eyes. Such severe or high myopia increases with age and can lead to visual impairment that can't be corrected. The prevalence of high myopia has now reached 20% in young adults in East and Southeast Asia, which foreshadows major increases in visual
Australia has
to is and until clean again rest water dirty drinking |
Once upon a time, a father and his son were walking from one town
Then the son walked to the riverside
After a while, the son was asked to get some water
“Oh, you are back at last. I have waited for you for almost half an hour,” Father said. After