7、.单项选择:从各题所给的四个选项中,选出一个最佳答案。(共15分)26.—What did you do last Saturday? —Jeff played ______basketball and I played ______ violin. A. the; the B. the;/ C. /;the D. a;the27.—Doeshe_______wearauniformatschool?—Yes,hedoes.A.mustB.mayC.hastoD.haveto28.Iwanttobeapolice.It’smy____