Unit 20 Warm-up & Lessons 1-2

　　请和你的同学一起认真分析下列句子，并补全所缺内容。这种学习方式能逐步提高你理解长难句的能力。

1. The future is now big business and many people will attend the seminar with dreams of starting new enterprises based on the predictions they will hear this weekend. (P20)

【分析】本句是一个由and连接的并列复合句。and前的分句是一个简单句，and后的分句是一个复合句。with dreams of ... this weekend作状语；based on the predictions ... weekend作定语，修饰________；they will hear this weekend是定语从句，修饰________。

【句意】目前，未来是个热门议题，许多人将参加研讨会，他们梦想在这个周末听到的预测的基础上开始新事业。

【仿写】警察没有放弃并且基于这个女孩仍被藏在镇上某处这样一个假设开始挨家挨户地搜查。

Police didn't give up ________ they carried out a house-to-house search ________ ________ ________ ________ that the girl was still hidden somewhere in the town.

2. By the year 2015, the clothing industry will have produced new types of material that will remain stainless no matter what you spill on them. (P20)

【分析】本句是一个主从复合句。the clothing industry will have produced new types of material是主句，其谓语动词用了将来完成时，表示在未来某个特定的时间（2015年）之前已完成的动作。that will ... on them是________从句，同时又是一个复合句，其中no matter what you spill on them是________状语从句。

【句意】到2015年，服装工业将生产出新型的材料。不管你将什么东西洒在上面，都不会留下污点。