单选题Teachers often use simple

问题补充：

单选题Teachersoftenusesimpleexamplesto_______languagepointsthatare_______thestudents.A.handle ;puzzledB.express; puzzlingC.clarify; puzzlingD.conclude; puzzled

答案：

C解析词义辨析。Handle处理；express表达；clarify阐述，澄清;conclude总结；puzzle让…困惑；结合句意可知C正确。句意：老师经常用简单的例子来阐述那些让学生感到困惑的语言点。