This text is mainly about__________．

The passage is mainly about__________.

A. the agriculture revolution

B. the invention of labor-saving machinery

C. the development of scientific agriculture

D. the farming machinery in America

The passage is mainly about__________. 查看材料

A.the characteristics of American newspapers

B.thc development of American newspapers

C.the functions of American newspapers

D.the merits and shortcomings of American newspapers

The passage is mainly about__________. 查看材料

A.how to make a wise buying decision

B.ways to protect the interests of the consumer

C.the positive and negative， aspects of advertising

D.the function of advertisements in promoting sales

This passage is mainly about__________.

A．how to interpret what people say

B．what to do when you listen to others talking

C．how to avoid mistakes when you communicate with people

D．why we go wrong with people sometimes

The passage is mainly about__________． 查看材料

A.why computer criminals are often able to escape punishment

B.why computer crimes are difficult to detect by systematic inspections

C.how computer criminals mange to get good recommendations from their former em-ployers

D.why computer crimes can’t be eliminated

The passage mainly talks about__________.

A．how to become a superstar

B．Michael Jackson and Muhammed Ali

C．superstars who are like the stars in the sky

D．the meanig of the two words "super" and "star"

（）The passage is mainly about__________．

A.the advantages andDisadvantages of economic growth

B.the presentDebate on economic growth

C.the importance of theDebate on economic growth

D.the contradictionBetween economists and theBusiness community

The passage iS mainly about__________.

A.the results of an opinion poll

B.what constitute the．best formula for happiness

C.the importance of wealth to happiness

D.why some people are happy and some are riot