Thanks to the great achievements made in the development of science and technology, human

life has experienced amazing changes in all aspects. We now enjoy a much more colorful and comfortable life. However, there are also some people who hold【B1】attitude towards the development of science and technology. From their point of view, we should【B2】away from the modem science and technology and【B3】to a simpler lifestyle. They seem to be nostalgic【B4】the good old days. They argue that modem science and technology have given【B5】to all sorts of problems, including poorer human relationship, heavier pressure from work and life, deteriorating environment and so on.【B6】the surface of it, their argument sounds persuasive, but on the【B7】thoughts, it can not hold water, because the drawbacks brought by science and technology can not keep us from【B8】the merits.

Firstly, modem transport means make it very convenient for people to travel far or near, thus【B9】a lot of time and energy. By plane, people can【B10】a distance of one thousand miles within one hour.

Secondly, modem science and technology promote the productivity,【B11】people from tiring and vexing manual and mechanical labor. People can enjoy much more【B12】time and freedom. On the other hand, modern household【B13】free females from burdensome house chores. Washing machines and microwave stoves have made housekeeping so much easier that women can pursue their own careers without【B14】the duties of a good wife and mother.

Thirdly, the advent of the Internet has ushered【B15】a brand new era of global information. Modern devices of telecommunications【B16】a great extent facilitate and enhance the exchange of information between people.

Fourthly, advancing medical science has made it possible for human beings to【B17】a much longer life and suffer【B18】from different kinds of diseases. Doctors and scientists have already found cures for many diseases formerly regarded incurable and fatal.

In a word, modern science and technology free man from the bondage of Nature and【B19】the human society to enjoy an unprecedented rate of development in all aspects. Without modern science and technology, life would be【B20】than the struggle for survival; There would be no time or incentive to pursue higher things.

【B1】

A．a wrong

B．an opposite

C．a negative

D．a common