If you ________ hard at high school, you ________ a college student now．
A.had studied; would beB.study; should have beenC.had studied; will beD.study; must be在线课程A
虚拟条件句：从句与过去事实相反：用had studied结构：表示：如果当初你在高中努力学习的话；主句的内容与现在事实相反，用would be表示：你现在就是个大学生了。