单选题Nowadays workers are earn

问题补充：

单选题Nowadaysworkersareearningpermonthastheydidinthe1990s.A.twice as much asB.as twice as muchC.as much twice asD.twice as much

答案：

D解析考察倍数表达法。倍数表达法：倍数 as adj/adv原级 as；其中的倍数永远都放在最前面。故本题选择D。