Also everyone knows the meaning of Mr., Mrs., and Miss. Mr. is used before the names of men. Mrs. is for married women and Miss is for single women. But what is Ms? For some time business in the Unite
如图所示，木块在斜面B上匀速下滑时，B相对地面静止，则B受到地面的摩擦力( ) A．无 B．有，向左 C．有，向右 D．有，方向无法确定
— Ningbo _______a lot in the past10 years.— Yeah, you`re right.A. changes B. has changedC.has been changed D. will change
下列污染现象主要与二氧化硫有关的是（ ） A. 光化学烟雾 B. 酸雨 C. 白色污染 D. 臭氧层空洞
Fresh air and exercise can healthy bodies. A.form B.develop C.make D.discover
CPI是用于衡量某一固定消费品集合价格水平的指数，CPI越大，表明物价越高。下表列出了某年份我国三个城市的人均工资与CPI。若考虑物价因素，三个
Jenny Bowen, an American living in Beijing, was selected, as the only American to carry the 2008 Beijing Olympic torch on Chinese soil．She and seven other non-Chinese winners had been chosen from 26
词汇；根据句意和汉语提示写出单词，完成句子，每空一词。 1. As we all know, Zhang Yimou is a famous __________ . (导演) 2. Mrs Smith does exercise every day in order to __
