請根據(jù)以下的說明，使用5個規(guī)范的英語句子描述全部所給的信息內容。并將5個句子組織成連貫的短文。

    假如你是李華，現(xiàn)向你的英國朋友Tom寫一封信告訴他你在物理課的感受，并征求他的建議。

    1．物理課老師對我們要求很嚴格，上課時很少有笑容。

    2．上課時我感到很緊張，怕回答不了問題。

    3．我很怕上物理課，但很想把它學好。我該怎么辦。

請閱讀以下的短文，然后根據(jù)提供的任務說明和寫作要求，寫一篇150字左右的英語短文。

    （任務說明）

    1．概括短文的內容要點（該部分的字數(shù)大約60—80）；

    2．清楚地陳述你自己的看法；

    3．提供具有一定說服力的論據(jù)或實例來支持你的觀點，可以參照文中的內容，但不能抄襲文中的句子；

    4．文章體裁不限，但必須結構合理，內容連貫，有條理性。

    （閱讀材料）

    Almost everyone knows that water covers three-fourths of the earth’s surface .Most of it ,however ,is in the oceans and is too salty to drink . Also ,some of it is frozen and cannot be used . In fact ,less than one percent is left for the use of people ,animals and plant life.

    All through history men have tried to build their homes near the sources of fresh water .Now fresh water is becoming scarce ,but more and more is needed because of the increasing number of people in the world .Some industries also use large amounts of fresh water in the production of things such as steel ,petroleum ,paper and rubber and so on.

    Scientists estimate that the need for fresh water will have doubled by the year 2003. If they are correct ,we must find new ways of saving it or producing it. Some nations have worked on the problem and are already sharing their information with others. They are trying to keep their rivers from becoming polluted .Deep wells are also being dug ,and rain water is being collected in huge artificial lakes .In one way or another ,they hope to provide enough water to satisfy the needs of their people.

--Who is making such a noise?

--____________ must be children.

A. They   B. Those   C. That   D. It

There is something doubt __________ he is the best man for the job.

A. whether  B. if   C. why  D. how

I’m going to the supermarket this afternoon. Do you have anything ________?

A. to be buying B. to buy     C. for buying     D. bought

You will succeed in the end ______ you give up halfway.

A. even if B. as though    C. as long as   D. unless

Prices of daily goods ________ through a computer can be lower than store prices.

A. are bought   B. bought   C. been bought  D.buying

When I got to ______ the town ought to have been, all I found was a school and a petrol station

A. where    B. wherever C. there    D. that

Do you still remember the chicken farm ____ we visited three months ago?

A. where    B. when     C. that D. what

________ made the school proud was ______ more than 90% of the students had been admitted to key university.

A. What;  because     B. What ; that

C. That;  what       D. That; because