正确答案: D

要坚持理论和实践相结合的原则

题目：离开革命实践的理论是空洞的理论，而不以革命理论为指南的实践是盲目的实践。这段话是强调( )

解析：D【解析】题干强调的是理论与实践的结合，故选“D”。其他选项说法正确，但都不合题意。

查看原题 点击获取本科目所有试题

举一反三的答案和解析：

[单选题]The phrase” left out” in Para.5 is closed in meaning to____.

not included

[单选题]The concept discussed in the passage is actually the ______.

belief that has no longer accepted by most of people

解析：49．答案为C。根据最后一段最后一句，As for summer，it seems to be a good time to take a long vacation from thinking作出该项选择。