[填空题] Questions 47 to 51 are based on the following passage.
Electricity was born at the dawn of the last century. From then on, households have been inundated with a flood of home electric goods. What is the impact of this home electric goods revolution
It is argued here that the home electric goods revolution may liberate women from the home. And it is true that many households never hesitate a second to adopt this new technology or that, however, in fact many of the home electric goods which are advertised as liberating the modem woman tend to have the opposite effect, because they simply change the nature of work instead of eliminating it. Machines have a certain novelty value, like toys for adults. It is certainly less tiring to put clothes in a washing machine, but the time saved does not really amount to much the machine has to be watched, the clothes have to be carefully sorted out first, stains removed by hand, buttons pushed and water changed, clothes tak