题目

I don’t understand what the engineer means, but I’ve got_______ rough idea of_______ project plan. A. the; a B. /; the C. the; / D. a; the 答案：DMost of the choices appear to be          ones that you are familier with, but after taking          second look, you will find that they are different. A. /; the           B. the; the             C. the; a               D. /; a