未分类题

A.presenting
B.suBmitting
C.descriBing
D.painting

A.presenting
B.suBmitting
C.descriBing
C.painting


【参考答案】

C
【解析】选[C]。语义衔接题。分析句子结构可知,72thephasesofmatter修饰theories,......

(↓↓↓ 点击下方‘点击查看答案’看完整答案 ↓↓↓)