6．Scientists believe there might be such chemicals lying at the bottom of that ocean.

　　[本单元语言点温故练习]

　　Ⅰ.用所给词的适当形式填空

　　1．Had you gone to see the doctor earlier, you wouldn't have fallen (not fall) seriously ill.

　　2．If you had been (be) here last night, you would have met the well­known cancer expert.

　　3．But for the heavy snow, we would have come (come) there on time.

　　4．I was wet all over. If only I had taken (take) an umbrella!

　　5．It is required that all the students (should) wear (wear) short hair and school uniforms.

　　6．The young man with long hair walks as if he were (be) a woman.

　　7．It's high time we went/should go (go) to school.

　　8．Her advice was that you (should) quit (quit) smoking.

　　Ⅱ.补全句子

　　1．As a teacher rich in experience, he knows exactly how to convey his ideas to the students (向学生传达他的想法)．

　　2．The concert was excellent - I liked the last song in particular (尤其喜欢最后一首歌)．

　　3．With our knowledge based on practice (以实践为基础), we can make contributions to our society.

　　4．While her mother taught her to love poetry (当她的母亲教她热爱诗歌时), her father gave her the gift of storytelling.

　　5．It's wrong to tease a person (取笑人) who cannot speak properly.

　　6．We went to a nursery, which was made up of/was composed of/consisted of (由......组成) more than 120 children.

　　7．Take it easy (放松；别紧张). It was not your fault.

　　8．This machine is very easy to operate (很容易操作). Any­body can learn to use it in a few minutes.

　　9．You need to be flexible (需要灵活点) since there are not many chances at present.

　　10．To their sorrow (让他们伤心的是), they lost an important chance of achieving success.

　　二、勤练高考题型，多练自能生巧

　　Ⅰ.阅读理解

　　Long ago, poems were recited out loud instead of being written down. When the Greeks first started the Olympics, they held poetry contests as well as athletic competitions.

　　 Now, poetry competitions have been revived. This year 120,000 high school students competed in the first Poetry Out Loud national recitation contest, performing poems from memory for $100,000 in prizes.

The first competitions were held in classrooms. The winners went on to school­wide contests,