15、Since ancient times the Chinese people have developed their country through studying the nature of things to acquire knowledge, correcting thoughts with sincerity, cultivating the moral self, managing the family, governing the state and safeguarding peace under Heaven.

30、The change in smoking habits( )a change in the incidence of lung cancer. The more people smoke, the more chances of occurrence for lung cancer。Label、parallel、peculiar、sensible、phase、equivalent、radical、resent、predict、witness

29、Unlike the practice in China, if you're at a9hotel restaurant in the United States, expect a 15-20 percent service charge or add the( )amount yourself。Label、parallel、peculiar、sensible、phase、equivalent、radical、resent、predict、witness

28、Apart from technological development, the 20th century ( )an enormous worldwide political, economic and cultural transformation。Label、parallel、peculiar、sensible、phase、equivalent、radical、resent、predict、witness

27、There is more to a woman than her looks, so I( )the fact that after a woman grows old and loses her looks people stop paying attention to her。Label、parallel、peculiar、sensible、phase、equivalent、radical、resent、predict、witness

26、Starting Monday, all foods( )“organic” must be up to the strict national standards that the government decided to put into effect now。Label、parallel、peculiar、sensible、phase、equivalent、radical、resent、predict、witness

25、Economists are interested in all the factors that can help to( )the extent to which a price change will affect supply and demand in the market。Label、parallel、peculiar、sensible、phase、equivalent、radical、resent、predict、witness

24、It is( )for every family to make earthquake emergency plans and know how to leave the area during the chaos following an earthquake。Label、parallel、peculiar、sensible、phase、equivalent、radical、resent、predict、witness

23、It's not unusual for teenagers to go through a( )( )when they feel ashamed of their parents, afraid that they might not live up to their friends’ standards。Label、parallel、peculiar、sensible、phase、equivalent、radical、resent、predict、witness

22、The project is on the point of collapse, and unless something very ( )is done to repair the damage there will be no hope for the project。Label、parallel、peculiar、sensible、phase、equivalent、radical、resent、predict、witness

21、Ernest Hemingway's keen insight into his society, ardent love for people and perceptive abilities helped him to form his own( )characteristic of writing。Label、parallel、peculiar、sensible、phase、equivalent、radical、resent、predict、witness