Book3 Module 4 IntroductionVocabulary 预习目标：通过预习，掌握本模块重点单词的各种词形变化，了解有关沙尘暴的词汇。预习内容：预习本模块词汇以及课P31-32部分，完成预习学案中的相关练习。一、词汇拓展 :借助字典等工具书，写出些列单词的正确形式。1_ n力量；力气_ v加强2_ n环境_ adj.环境的3_ adj.关心的；担心的_ n& v关心；担心4_ n证据；证明_ adj.明显的；显然 的5_ adj.主要的；多数的_ n大多数6_ adj.紧急的_ vt.催促；极力主张7_ vt.污染_ n污染8_ vi.抱怨；发牢骚_ n抱怨9_ adj.恐怖的；吓人的_ vt.使受惊_ adj.受惊吓的10_ n保护_ vt.保护字词入章，相得益彰 Now，more and more people are complaining about the atmosphere pollution. Protecting the environment has become a major concern of the society. It is urgent to strengthen peoples awareness of the environmental protection. Im afraid getting things changed will be a slow process.翻译： P31 Introduction Part1 Fill in the blanks with correct formThere had been a . It for ten hours and was very . The wind the sand high around the houses , and some cars were _ almost completely by the sand.预习P32课文，完成下列重点句子并翻译成汉语。1.Sandstorms begin in _ _. Sandstorms in China _ _have increased _ _ _ _ desertification, which happens when land becomes desert _ _ climate changes and because people_ _ trees and _ _ grass.翻译： _2.Ren Jianbo described a _ sandstorm he _ : “It was the most _and the most_ situation.” 翻译： _3.Huang Xiaomwei says,“_ _ _ in a sand storm is _. 翻译： _4. It is difficult to _ in the strong wind.” Citizens _ _ to an _ sky and strong winds that _ the city in a _, _ dust. 翻译： _5.In that situation, traffic _ _ _because the thick dust _ _ _to see. 翻译： _6. Weather experts _ people _ _ go out when a sandstorm arrives. If you want to go out, you _ _ _ a mask.翻译： _ 7. Scientist have _ _ _to _ the problem and a _ has been started. 翻译： _ 8.To _ it _ nearer, the government is planting trees and plans to _ planting for the next five years. 翻译： _预习中遇到哪些问题？请写出自己遇到的难点和困惑。 2