【正文】 s got stuck in a traffic jam.Comprehensive ExercisesI. Cloze(A)1. Statistics 2. rural 3. era 4. stood for 5. on the latch 6. vulnerable7. barriers 8. at bay 9. electronic 10. reflection 11. puzzle 12. civilized (B)1. worse / scarier 2. tougher / harder 3. Yes / True 4. barricading 5. from 6. not7. every 8. However 9. say 10. back / at bay 11. chances 12. Therefore 13. when 14. leave 15. Don39。s economic growth due to the fact that imported oil has absorbed 40% of its foreign exchange / because imported oil has absorbed 40% of its foreign exchange.4. 1) Jacob looked back on his summer holidays spent on the Big Island of Hawaii with its beautiful landscape and tranquil atmosphere as a rare escape from the madness of urban life.2) I was puzzled by the word when I came across it for the first time years ago. What is an ? What on earth does the letter 39。s always breaking down. your resume you39。derground Railroad to freedom. 2. Story 1 (Paras 610): After winning his own freedom from slavery, John Parker helped other slaves to escape north to Canada to get freedom.Story 2 (Paras 1115): Supported by a strong religious conviction, the white man Levi Coffin helped black slaves to escape at huge risk to himself.Story 3 (Paras 1623): By traveling the Underground Railroad, Josiah Henson reached his desti172。t much material temptation around them. They never dined out in a restaurant as we often do nowadays.II. Confusable Words1. 1) house 2) Home 3) home, family 4) household 2. 1) doubt 2) suspected 3) doubted 4) suspected 5) suspectIII. Word Formation1) rise 2) final 3) regular 4) cash 5) hows, whys 6) upped 7) yellowed 8)bottled 9) lower 10) searchStructure) when it es to changing your life2) when it es to such matters as keeping the room tidy3) when it es to emotional intelligence4) when it es to managing minor matters2. 1) Not everyone agrees on what is right and what is wrong 2) but, unfortunately, money isn39。s hear about your French trip. McDonald39。 attacks on our system, we have e to realize the necessity of hiring a putersecurity expert.4)Having conducted some surveys in Chinese kindergartens, Howard Gardner came to understand that the Chinese preferred teaching by holding the hand.Comprehensive ExercisesI. Cloze(A) 1. Underground 2. forged 3. stand up 4. transport 5. pelled 6. convictions 7. liberating 8. mission 9. abolish 10. intent on 11. risk(B) 1. who 2. the 4. in 6. through 8. as 10. escape 12. If 14. even 16. instead II. TranslationHenson39。t agree to work extra hours for no extra pay, chances are that they will be dismissed.2) Research is being carried out on the disease and progress is being made at present. Chances are that there will be a cure within the next ten years.3) If you are eating lots of fatty food, chances are that you39。s more, it is the foundation of our nation. Without it there would be no Republic as it is, for we would never have been able to drive the Indians off the land without shooting so many of them down. Nor would the West have been won. Who would have dared venture into lands unpro173。turing affordable secondhand cars, vans and trucks. At the back of his premises he owns a usedcar lot (停車場(chǎng)) which faces a deserted street.II. Collocation1. away , down , outIII. Usage1. Internet is not such an unusual word as it used to be.2. Most men do not look unattractive in them.3. Wealthy as she is, she is not unconcerned by her sudden unemployment.4. This claim is not unrealistic in view of a sharp decrease in the city39。s College, Joyce applied to the University of California at Los Angeles.) Often it is in overing hardships that we e to appreciate the value of life.2)Some scientists believe that people will e to like genetically modified crops someday since they can increase yields and farmers39。s greatest president thanks to his outstandin