SarahandJanethavebeenfriendssi-优题课

Being able to learn to relax can be very important, especially if you have a stressful life. When you build up too much tension without being able to control or release it, over time, can develop some serious health problems.
If you want to learn to relax, one simple way is to remind yourself that most of the things that we worry about never even happen. It is good to think ahead to make sure that future problems don’t show up, many people spend a lot of time worrying about things that are totally out of their control. Learn to relax by only focusing on things you control. Relaxing doesn’t always mean sitting back and doing anything. If you have things to do, you can do them in a relaxed manner.
You can still relax and do all the things you need to do. Just you have demands and responsibilities, it doesn’t mean you have to do everything in stressed manner. The key is to simplify your life. Just relax by focusing the moment.

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。
The truthtrees are vital to our life is not a secret. They provide us with food, wood and most (important), oxygen. Now there is one more thing we can add to this list—blocking out harmful bacteria from water.
The discovery (make) by a team (consist) of scientists from the Massachusetts Institute of Technology (MIT) and high school students were seeking a natural water filter—one that would help communities in developing countries that do not have (accessible) to modern water filter systems.
The(research), led by Professor Rohit Karnik, decided to turn to trees for help because they could allow liquid to flow through, while blocking out air bubbles.
They began by cutting 1.5-inch-wide sections of tree bark from the branches of a white pine tree. The people related then tested the wood’s filtering ability by pouring water containing red dye particles of different sizes through.their amazement, they found that it was effective in trapping all the articles.(encourage), the team conductedexperiment, this time with water that contained bacteria. Sure enough, the sapwood held back 99% of the bacteria, allowing only 1% to flow through.

阅读下面短文，根据以下提示：1）汉语提示；2）首字母提示；3）语境提示，在每个空格内填入一个适当的英语单词，并将该词完整地写在右边相对应的横线上。所填单词要求意义准确、拼写正确。
Thirty years ago, communication wasn’t so convenient. And my grandparents wrote letters to their friends and __________（亲戚）. They wrote to each __________ because Grandpa worked in the city and Grandma lived in the country. It__________（花费）about one week to deliver a letter. When Grandma asked questions in her letter, she had to wait more than two weeks to get the answers! If they had anything uand to deliver immediately, they had to send telegrams.
The telephone became popular in the early 1990s. But not until 1998 did my dad’s familyha telephone. Although it was much fthan writing letters, it was still inconvenient. Once Dad arrived home late because he helped a granny __________ his way. My grandparents were very worried because they couldn’t get in with him. Then my dad bought his first mobile phone in 2002.
My favorite communication tool is the mobile phone. I have used it since my sixteenth birthday. My parents and friends can find me wI am. It’s very convenient, but at the same time it is easy to get bothered, especially when I want to stay alone. Sometimes I have headaches after _____（谈话）on the mobile phone for a long time.

Camels certainly like eating green grass, not dry grass. But (strange), camels always keep looking for dry grass their stomachs are filled up.
A classmate of (I) whose home is on the edge of Turpan Basin in Xinjiang told me his home has two camels; he said you could imagine a camel’s appetite, for it can slowly swallow dozens of kilograms of hay (干草). I asked him camels eat hay, not green grass. He said the camel is a kind of animal with strong sense of suffering, (fear) its master letting it travel through the desert the next day, and the hay in its stomach is more hunger-resistant green grass.
The camel has the best tolerance. Unfortunately, many people can only see a camel’s outstanding performance, but few understand its (prepare) made for it.
Life, a camel traveling through the desert, (need) the adequate accumulation, but not everyone can understand it.

One(rain) night I was driving along a lonely highwayI saw a man walking rapidly ahead of me along the side of the road. It was pouring rain and I slowed down to avoid(splash) him as I went by.
He misunderstood,(think) I was offering a ride and ran towards my car. He was very tall, had a full beard and he scared me. I stepped on the gas pedal to leave(quick), and I saw the look of total despair in his eyes.
Suddenly, all fear was (go) and I backed up and unlocked my car door, praying this was not the (big) mistake in my life but somehow knowing it would be okay.
The man was a plumber（水暖工人）, truck had got stuck in the mud. He(walk) for miles. No one would pick him up and his wife was in the hospital in labour（分娩） with their first child!
He had cried at the thought that he might not be there.
We(arrive) at the hospital moments before his son was born.