45________.

1、45________

45________A.workB timeC energyDchange

2、45________

45________AdriveBwalkCfollowDmarch

3、45_____

45_____A whyB whetherC whereD what

4、45______

45______A stepsB controlC chargeD risks

5、45．1 really want to know_________

45．1 really want to know_________A what is wrong with my brotherB how will he go to Beijing tomorrowCif had he bought that carD where did he go yesterday

6、资料显示，国际上公认的职业_______的_______年龄是35岁至45岁

资料显示，国际上公认的职业_______的_______年龄是35岁至45岁，根据通行的国际标准，大多数国家把青年的年限_______为不超过45岁。 填入划横线部分最恰当的一项是（ ）。A生...