全新版大学英语综合教程4第六单元答案
III. Usage
1) Dealing with the extinction crisis is no simple matter. Is it sensible, we may ask, to spend large sums of money to save
some species – be it an elephant or an orchid – in a nation win which a large proportion of the population is living below the poverty line?
2) This new technology could be used anywhere large numbers of people need to be quickly screened – at airports, train
stations, bus terminals or border crossings. However, experts suspect, there is also the risk that people will learn to fool the machine the same way they try to fool polygraph readings by controlling their breath or taking drugs to relax themselves.
3) With a high percentage of marriages ending in divorce, often due to financial difficulties, you would say that money is a big
factor in making a good marriage. But, believe it or not, it isn’t money that ensures you a happy marriage; it is your philosophy of life that does.
4) Not all the risks on the Internet are sexual, you know. Sites promoting violence are just a click away, and may include
instructions for making bombs and other destructive devices.
Comprehensive Exercises
I.
7. 1) switch off
2) obliged
3) on the go
4) cope
5) shortage
6) large quantity of
7) pouring in
8) by nature
9) fraction
10) futile
8. 1) advantage
2) wisely
3) faithfully
4) waking
5) includes
6) schedule
7) sticking
8) priorities
9) set
10) respect
II.
7. 1) They are exploring the new frontiers of medical science in an attempt to find remedies for incurable diseases/ cures for
diseases that are beyond remedy so far.
2) Here unique teaching methods apart, Ms Wilson, my math teacher, never tried to cram knowledge into my head.
3) The regular weather forecast by the Central TV Station keeps us up with the changes of weather wherever we go on a trip.
4) The appalling explosion started a big fire and caused the partial collapse of the building.
5) In the modern world, there are more ways than ever to waste away time, and all kinds of distractions are eating into our
precious time.
8. Today we are under constant pressure to work longer hours, to produce more, and to possess more. Lots of people hold the
wrong perception that happiness lies in working hard and earning well /good money.
Many women today feel the same stress to work and get ahead and, at the same time, to nurture their offspring and shoulder the burden of domestic responsibilities.
Research shows that workaholism tends to distance us from our immediate families. It forces us to toil longer and longer hours, leaving a minute fraction of our time to be physically and emotionally available to our loved ones. Intimacy among family members is doomed to die in the process.
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