假如你是李明，请你用英语向校长写一篇80个词左右的建议信。信-优题课

survey, on, compare, both, find, opposite, to, low, necessary, whether, increase, high

At present, quite a few teens spend much time with their iPods listening to music, but a new study suggests that teens who spend too much time listening to music may be atrisk of depression (抑郁症).
The study, led by Brian, an assistant professor at the University of Pittsburgh School of Medicine,
that teens who listened to music more often had 80% higher risk of depression, with teens who listened to music less often.
According to the study, teens who most often listened to music could listen for at least four five hours a day.
“At this point, it’s not clear depressed people begin to listen to more music to escape, or whether listening to large amounts of music can lead to depression, or ,” said Brian in a statement. However, researchers found that reading books had the result: with increase in time spent reading, teens’ risk of depression dropped 50%.
For the study, the researchers 106 teens of 7 to 17 for two months. According to the survey, music showed strong associations (联系) with depression risk. But that doesn’t mean that music causes depression — for some depressed teens, music may even help.

ago, age, reply, modern, good, even, someone, seem, what, be, specially, impossible

“Mommy, am I special?” asked nine-year-old Ali.
“How special do you want to be?” asked his mother.
“Like the inventor of the computer,” Ali.
“Well, you are always special to me if you did not invent the computer,” said his mother.
Ali felt happy every time his mother said he was special. But deep inside, Ali really wanted to be someone .
Ali said, “Mommy, almost all of my best friends to have something that makes themselves special. Kimberly is top in math. Nigel is the football player in my class. Gopal is the fastest runner in the school. When it comes to drawing, Rajoo won first prize in the city drawing competition three days …”
“Ali, you should be pleased with yourself. You’re friendly and polite. You’re healthy,” said his mother, as if she knew he was thinking.
“Thanks, Mommy, but I really want to be special and do something different. I don’t want to be an ordinary person.”
“Dear, when I was your , I also wanted to do something special and make myself different. But I’ve realized that a simple life is a true life and a peaceful life is a happy life. an ordinary person is great.”
Ali lost in thought.

accident, first, main, them, keep, pollute, settler, harm, appear, balance, although, people

Nowadays, the hazy (雾霾的) weather often in our country. It has not only affected the public transportation but also done great to people’s health. Terrible happen every now and then. Some freeways are shut down because of the low visibility (能见度). In Nanjing, schools had to close because of the hazy weather last December.
Obviously, air pollution is the (cause that has resulted in (导致) the terrible weather. People don’t pay much attention to the environment, so the between nature and human beings is lost.
People have started to consider how to protecton hazy days. They try to avoid outdoor activities and wear expensive masks to away from haze while going out. But actually, no one can really keep away from itthey wear masks or stay inside. Haze is everywhere around the city.
Haze is a warning. It warns us to take action to make our Earth a better place. If Earth is toofor us to live on, what should we do? Maybe we have to be on Mars.

She has a __________ touch with the children and they do everything she asks.
In Hong Kong, you can buy clothes more _________ on Christmas Day than any other day.
__________ are easy for little Tom to make but difficult to correct.
Never ____________ your heart now, and you’ll be successful one day.
The woman ___________ her handbag but could not find her keys.

If you are for a symbol of Britain, only one thing the test-the umbrella. In London, even the sky is perfectly blue, you can be sure it’s going to start raining within the hour. And when it does, there is chaos(混乱). Trains , drains block, and buses down as if this was the first time the local government had seen this coming out of the clouds.
So as with so many things in the UK-- it’s up to ordinary people to sort out. No one will ever leave home his umbrella.
An umbrella hasof uses, even on rare rain-free days. A real gentleman of London will use his umbrella a walking stick. A traditional game of cricket(板球)can beusing an umbrella as a bat. Nor do you ever have to be afraid of robbers-your umbrella can be used as a defensive weapon(防卫武器).