唯物主义认为 [ ]
①物质是本原的
②意识是本原的
③物质依赖于意识
④意识是派生的
A． ①③
B． ①④
C． ②③
D． ③④
答案：B
— David has gone to Australia on business.
— Really? I ______ why he was absent from today's meeting.[ ]
A. am wondering
B. wonder
C. was wondering
D. had wondered
学生对知识的理解可以由低到高分为四种水平，其中最低水平是【】
A．解释的理解
B．字面理解
C．批判性理解
D．创造性理解
