6．So __________________________ for millions of years to come will depend on whether this problem can be solved.

　　所以，在未来的数百万年中，生命能否在地球上延续下去取决于这个问题能否得到解决。

　　【答案】　1.so violent that　2.made it possible；to develop　3.twice as far as　4.now that　5.What it was to become　6.whether life will continue on the earth

　　Ⅳ.回顾话题

　　尽可能多用以上词汇和句式翻译下面短文

　　恐龙在地球上存活了好多年。他们生下小恐龙，温暖的气候使他们迅速繁殖。可惜，他们未能阻止自己的消失。此后人类就开始统治这个地球。

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　　【参考范文】

　　Dinosaurs existed on the earth for a long time.They gave birth to young babies and the warm climate helped them multiply quickly.Sadly，they couldn't prevent themselves from disappearing and then it was the turn of the humans to control the earth.

　　单元综合测评

　　Ⅰ.阅读理解(共15小题；每小题2分，满分30分)

　　A

　　One of the school days that I remember the best was my first day of school.Being a first grader seemed exciting to me then.I was to study in an all­girls school.My mother sent me to the front door of the classroom before leaving."I have something to do"， she said.I didn't mind.I didn't want to appear too childish.

The classroom held about forty students with room to spare.We sat in groups with the same number of girls in each group.I chose a seat and sat there while waiting for other girls to arrive.It didn't take that long and the other tables were soon