未知题型 Directions: For this part, you are allowed 30 minutes to write a letter to ask for some information about an international conference held in your city. You should write at least 150 words following the outline given below.有一个会议在你所在的城市召开，你想去参加。给会议的组织者写一封信。说一下你想参加的原因，并简单介绍一下自己。并请他提供一些会议的相关登信息。

未知题型 Throughout history has (1) changed his physical environment in order to improve his (2) of life. With the tools of technology he has (3) many physical features of the earth. He has (4) woodlands and prairies into farms and made lakes and reservoirs (5) of rivers for irrigation purposes or hydroelectric (6) . Man has also modified the face of the earth by (7) marshes and cutting through mountains to (8) roads and railways.However, man's (9) to the physical environment have not always had beneficial results. Today, (10) of the air and water is an increasing danger to the health of the (11) . Each day thousands of tons of gases come out of the exhausts of motor vehicles. (12) from factories pollutes the air of industrialized areas and the surrounding (13) of the countryside. The pollution of water is equally harmful. The whole ecological (14) of the sea is being changed and (15) wastes have already made many rivers lifeless.Now (16) protection is more pressing than ever before. As we know, massive destruction of the environment has brought about (17) effects and even poses a great (18) to man's existence. Indifference to these problems will mean committing suicide. Therefore, effective (19) should be taken and laws passed to (20) the environment. Otherwise, man is certain to suffer from the serious consequences caused by this lack of care for his living surroundings.(132)

未知题型 For this part, you are allowed 30 minutes to write a short essay entitled Cheating at Examinations. You should write at least 120 words following the outline given below:1.考试作弊屡禁不止2. 考试作弊的原因3. 解决办法