题目内容:
Supplementing, deleting, simplifying and reordering are often used in .
A.adapting teaching materials A.adapting teaching materials
B.deliveringteachingmaterials
B.delivering teaching materials
C.evaluatingteachingmaterials
C.evaluating teaching materials
D.presentingteachingmaterials
D.presenting teaching materials
参考答案:
答案解析: