[单项选择]Our network security solutions are being used by dozens of merchants at hundreds of locations across the country that support PCI（　） requirements.
A. compliance
B. controversy
C. quiescence
D. asseverating

[填空题]Wind power are being used to generate (electrical)（）

[填空题]Wind power are being used to generate (electronic) ______ .

[填空题]Language is best taught when it is being used to transmit______.

[单项选择]______ quantities of water are being used nowadays with the rapid development of industry and agriculture.
A. Excessive
B. Extensive
C. Extreme
D. Exclusive

[填空题]Rowe believes that being addicted to our mobile phones won’t do us good in ______.

[填空题]We generally view the family as being one of our most stable institutions: yet, our family system has{{U}} (36) {{/U}}a number of changes in the past. Two hundred years ago, marriages were often arranged by parents, with economic{{U}} (37) {{/U}}being the most important factor of who married whom. Two hundred years ago, divorce was{{U}} (38) {{/U}}; now, more than one out of three marriages are in{{U}} (39) {{/U}}. Two hundred years ago, women did not work out of the home. and children were an economic{{U}} (40) {{/U}}; now nearly 50 percent of married women work outside the home, and children are a{{U}} (41) {{/U}}responsibility. In our{{U}} (42) {{/U}}society, the family is now changing even more rapidly than it did in the past. In{{U}} (43) {{/U}}the future of the American family, some authorities foresee the family as racing toward extinction. They say that{{U}} (44) {{/U}}, and this will be its only function. Family optimists, on the other hand, predi