题目内容:
Thetextindicatesthatprivateschoolsareveryselectivebecausethey__________.
A.havenoreliablemethodstopickstudentsforaclass B.wantagoodmixtureofboysandgirlsforclasses
C.encouIltermoredemandthantheycancopewith
D.prefertoenrollchildrenoftheirrelatives
参考答案:
答案解析: