题目

我国古代修筑了许多重大工程，这些工程的用途各有不同，战国时期修筑的都江堰主要用于    ；秦朝修筑了万里长城主要战略用意是 ． 答案：Sandra likes eggs. She has ______ every day. [     ]A. them B. it C. their D. him