Machine tools produce greater quantities of dust than hand tools and, where possible, the use the latter was recommended A critical factor takes place in risk reduction is the adequate ventilation of the working environment. When work takes place in an enclosed space, more asbestos particles circulate and it was therefore recommended that natural or machine ventilation should be used By closely following advices was claimed that exposure can be reduced to a reasonably practical minimum. Exposure to asbestos fibres can cause cancer A)only when asbestos is used in building industry B)only when it is used in large quantities C)even if it is used in small quantities D)if they are used when wet rather than dry Exposure to asbestos fibres is harmful to people s heal th A)so the use of asbestos is limited B)but asbestos will continue to be used for a long time to come C)so other new kinds of materials are under development D)but they will not be so when ventilation devices are used It can be inferred from the passage that the real danger comes from A)the asbestos dust that people take in B)the contact of the worker's skin with asbestos particles C)the inferior quality of the asbestos itself D)the excessive use of man made asbestos material Evidence from the economists and the building industries shows that A)exposure to asbestos fibres is cancer causing B)asbestos is in extensive use in building industry C)use of asbestos is being reduced gradually D)exposure to asbestos fibres can be reduced significantly P a good marriage means growing as a couple but also growing as individuals. This isn t easy, marriage has always been difficult. Why then are we seeing so many divorces at this time?Yes, our modern social fabric is thin, and yes the permissiveness of society has created unrealistic expectations and thrown the family into disorder But divorce is so common because people today are unwilling to exercise the self discipline that marriage requires. They expect easy joy like the entertainment on Tv, the thrill of a good party. Marriage takes some kind of sacrifice, not dreadful self sacrifice of the soul, but some level of compromise. Some of ones fantasies, some of one s legitimate desires have to be given up for the value of the marriage itself.“ While all marital partners feel shackled(受束缚) at times,it is they who really choose to make the marital ties into confining chains or supporting bonds", says Dr. Whitaker. Marriage requires sexual, financial and emotional discipline. A man and a woman cannot follow every impulse, cannot allow themselves to stop growing or changing. a divorce is not an evil act. Sometimes it provides salvation(**)for people who have grown hopelessly apart or were frozen in patterns of pain or mutual unhappiness. Divorce can be like the first cut of the surgeon s knife, a step toward new heal th and a good life. On the other hand, if the partners can stay past the breaking up of the romantic myths into the deve lopment of real love and intimacy, they have achieved a work as amazing as the greatest cathedrals(#c)of the world. Marriages that do not fail but improve, that persist despite imperfections, are not only rare these days but offer a wondrous shelter in which the face of our mutual humanity can safely showair.Machine tools produce greater quantities of dust than hand tools and,where possible,the use of the latter was recommended. A critical factor takes place in risk reduction is the adequate ventilation of the working environment.When work takes place in an enclosed space,more asbestos particles circulate and it was therefore recommended that natural or machine ventilation should be used.By closely following these advices, it was claimed that exposure can be reduced to a reasonably practical minimum. Exposure to asbestos fibres can cause cancer _____ . A)only when asbestos is used in building industry B)only when it is used in large quantities C)even if it is used in small quantities D)if they are used when wet rather than dry Exposure to asbestos fibres is harmful to people's health _____ . A)so the use of asbestos is limited B)but asbestos will continue to be used for a long time to come C)so other new kinds of materials are under development D)but they will not be so when ventilation devices are used It can be inferred from the passage that the real danger comes from _____ . A)the asbestos dust that people take in B)the contact of the worker's skin with asbestos particles C)the inferior quality of the asbestos itself D)the excessive use of man made asbestos material Evidence from the economists and the building industries shows that _____ . A)exposure to asbestos fibres is cancer causing B)asbestos is in extensive use in building industry C)use of asbestos is being reduced gradually D)exposure to asbestos fibres can be reduced significantly Passage 5 A good marriage means growing as a couple but also growing as individuals.This isn't easy,marriage has always been difficult.Why then are we seeing so many divorces at this time?Yes,our modern social fabric is thin,and yes the permissiveness of society has created unrealistic expectations and thrown the family into disorder. But divorce is so common because people today are unwilling to exercise the self discipline that marriage requires.They expect easy joy,like the entertainment on TV,the thrill of a good party. Marriage takes some kind of sacrifice,not dreadful self sacrifice of the soul,but some level of compromise.Some of one's fantasies, some of one's legitimate desires have to be given up for the value of the marriage itself.“While all marital partners feel shackled(受束缚)at times,it is they who really choose to make the marital ties into confining chains or supporting bonds”,says Dr.Whitaker.Marriage requires sexual,financial and emotional discipline.A man and a woman cannot follow every impulse,cannot allow themselves to stop growing or changing. A divorce is not an evil act.Sometimes it provides salvation(拯救)for people who have grown hopelessly apart or were frozen in patterns of pain or mutual unhappiness.Divorce can be like the first cut of the surgeon's knife,a step toward new health and a good life.On the other hand,if the partners can stay past the breaking up of the romantic myths into the development of real love and intimacy,they have achieved a work as amazing as the greatest cathedrals(教堂)of the world.Marriages that do not fail but improve,that persist despite imperfections,are not only rare these days but offer a wondrous shelter in which the face of our mutual humanity can safely show itself