问题详情：
—My dream is to be a CEO (首席执行官) of Microsoft one day in the future.
—____________. I think you’d better do well in your study today first.
A. In your dream; / B. Every dog has its day
C. Better late then never D. The early bird catches the worm
【回答】
A
知识点：介词和介词短语
题型：选择题
