12. It is said that the house along the street will soon be demolished（A）.
　　A） pulled down
　　B） rebuilt　重修
　　C） renovated　重新布置
　　D） whitewashed　涂白
　　参考：教材P393
　　13. In his two-hour-long lecture he made an exhaustive（A）analysis of the issue.
　　A） extremely thorough　非常的彻底
　　B） long and strong　强有力的
　　C） crazy　疯狂的分析
　　D） unconvincing　不足以使人确信的
　　exhaust　v. 耗尽，用尽
　　We've exhausted the oil.
　　She looked exhausted（精疲力竭）.
　　exhaustive　adj. 彻底的
　　thorough
　　14. These are our motives（A）for doing it.
　　A） reasons
　　B） arguments　论据
　　C） targets　目标
　　D） stimulus　刺激物
　　motive= purpose=reason=goal=aim
　　参考：教材P36　10.
　　15. The drinking water is contaminated（B） with impurities.
　　A. blackened　使变黑
　　B. polluted　污染
　　C. darkened　使变暗
　　D. mixed　混淆
　　参考：教材P35　10.
　　pure
　　impurity　污染物
　　词汇解题口诀
　　1.理结构，猜意
　　2.特征词，能助力（连词, 副词, 形容词）
　　3.莫忘小词，辨词义（介词，冠词）
　　4.再借字典来答题
　　5.勿紧张，勤回忆，同根同源切记起
　　课后作业：
　　第一部分　词汇选项
　　下面共有10组词汇学习，每一组词汇学习有15道小题。在每道题的句子里都有一个加底线的词或短语，请在四个选项中找出与加底线的词或短语意义最相近的一项。
　　词汇学习1：
　　1. So far no one has been able to account for the cause of the accident.
　　A）assessB）explain
　　C）describe　D）investigate
　　2. All those present noticed the minute change in his look.
　　A）big　B）timely
　　C）dramatic　D）slight
　　3. The war was over, but the whole country was in a state of disorder.
　　A）confusion　B）disagreement
　　C）disappearance　D）disaster
　　4. The young man was accused of theft in the supermarket.
　　A）arrested for　B）charged with
　　C）paraised for　D）described as
　　5. The cause of the fire is being investigated.
　　A）looked after　B）looked through
　　C）looked forward to　D）looked into
　　6. Numerous attempts have been made to hide the truth.
　　A）Many　B）Successful
　　C）Effective　D）Unsuccessful
　　7. It is obvious that there is difference in the way they view the matter.
　　A）natural　B）certain
　　C）inevitable　D）clear
　　8. It is odd that so little is known about the talented painter.
　　A）surprising　B）unreasonable
　　C）strange　D）unbelievable
　　9. Everyone in the class participated in the farewell party.
　　A）contributed to　B）took pleasure in
　　C）took part in　D）enjoyed
　　10. Since ancient times people have found various ways to preserve meat.
　　A）carve　B）cook
　　C）freeze　D）keep
　　11. To understand what we are going to talk about today, you have to rely on what you have read previously.
　　A）beforehand　B）carefully
　　C）before　D）in advance
　　12. At the policeman's signal, the vehicle pulled up.
　　A）stopped　B）slowed down
　　C）sped up　D）turned up
　　13. Not everyone can perceive the gradual change in the writer's style.
　　A）appreciate　B）notice
　　C）describe　D）discover
　　14. It was said that after his father's death, he possessed nearly half of his father's wealth.
　　A）wasted　B）owned
　　C）purchased　D）sold
　　15. They all agreed that the changes that have taken place are substantial.
　　A）significant　B）superficial
　　C）inadequate　D）inevitable