介绍:
20171115
786. She is working for her double major in English and Economics.
她正在修英语和经济双学位。
787. I graduated from Yale University 5 years ago. 五年前，我从耶鲁大学毕业。
788. It is desirable to apply to good schools. 申请好学校是令人向往的。
789. Mary is in her freshman year. 玛丽大学一年级。
790. Lily is a Sophomore now. 莉莉现在大学二年级。
