The purpose of writing this text is probably to
A. praise the high technological level of Harvard Medical School.
B. comfort those patients who have developed coronary heart disease.
C. introduce a new therapy to cure heart disease.
D. criticize the traditional bypass surgery.
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A foreigners first impression of the U. S. is that
A. fast-food industry in America is prosperous.
B. Americans are not polite in public eating-places.
C. Americans do not invite visitors to dinners to develop friendship.
D. Americans are often in a hurry to do things.
According to the text, the overindulgence of children refers to the
A. overabundance of toys and clothes.
B. generosity of parents being taken for granted by children.
C. expensive gifts that parents cannot afford.
D. excessive material possessions and privilegess.
结点级互联和主机级互联是通过中继系统实现网络互联的基本方法。()
From the text, we can conclude that overindulging children may
A. lessen parental guilt but cannot make children feel more loved.
B. make children greedy and not crave for parents" attention and love.
C. let parents feel less regretful for not having been so strict or ungenerous.
D. result in children"s inconsideration for the others, starting from their parents.
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