【单选题】The result has been a ________endless stream of synthetic insecticides……they differ sharply from the simpler prewar days.
【简答题】The result has been a ______ yet ______ move first towards plastic stoppers and, more recently, to ______ screw caps .
【单选题】─Could I use your computer? ─Sorry. I am _____ it. [ ]
【单选题】The result has been a ______ leap in productivity.
【简答题】The result has been widespread layoffs and plant closures in industrial countries. 结果是许多工业国大规模地 解雇 工人和 关闭 工厂。
【单选题】( ) 是地中海膳食结构的特点之一。
A.
提供高能量、高脂肪、高蛋白质而含有膳食纤维较低
C.
能量能够满足人体需要,又不至过剩,蛋白质、脂肪和碳水化合物的供能比例合理,膳食纤维和来自于动物性食物的营养素均比较充足,同时动物脂肪又不高
【简答题】Television has opened windows in everybody's life. Young men will never again go to war as they did in 1914. Millions of people now have seen the effects of a battle. And the result has been a general...