1.Whether women who have started a career will attain pay equality with men rest on at least two factors. __________

2.They believed it was good business to hire men, women and children

as cheaply as possible, make them to work as they could and, when they _____

became inefficient, worn out, or unable to work for any reason, discharging them. _______

3.Modern science was born when Galileo began trying to

explain how things happen and thus originating the method of controlled __________

experiment which now forms the basis of scientific investigation.

4.A move body would slow down unless a force was constantly applied to it. __________

综合训练

In the 500 years, nothing about people --- not their clothes, ideas,

or languages--- have changed as much as what they eat. The original chocolate 1.__

drink was made of the seeds of the cocoa tree by South American 2.______

Indians. The Spanish introduced them to the rest of the world during the 1500s. 3._

And although it was very expensive, but it quickly became fashionable. 4. ______

In London, shops chocolate drinks were served became important 5.____

meeting places. Some still exist today.

The potato is also from the New World. Around 1600s, the Spanish bought it 6.___

from Peru to Europe, where it soon was widely grown. Ireland became very 7. ____

dependent on it that thousands of Irish people starved when the crops were failed 8.____

during the “ potato Famine” of 1645 -1646, and thousands more were forced

to emigrate to America.

There are many other foods that have traveled from south Africa to the Old

World. But some others went for the opposite direction. Brazil is now the world’s 9._

largest grower of coffee, but coffee is an important crop in Colombia and 10.__

other South American countries.