2020广西军队文职考试大纲《英语》考点：主语从句(2)

客观的条件，从句时态不受丝毫影响。

　　(1)从句说明的是不受时间限制的事实或真理(客观真理)。

　　The teacher told us that the earth turns from west to east.

　　He said Asia is the largest continent.

　　It was true that water freezes at thirty-two degrees Fahrenheit.

　　(2)当从句表示的是反复出现的时态不变。

　　She told me that she gets up at six o'clock every morning.

　　He asked me when the train usually starts.

　　(3)当从句是用来表达解释科技内容时时态不变。

　　(4)当从句的谓语动作仍在继续时，或者表示现在仍在的状态时，时态不变。

　　He said that the workers in that factory are trying to fulfill the task in time.

　　She told me the other day that she is only 10.

　　(5)当从句的动作状态还未发生，要用一般式表示。强调与现在的联系。

　　He said he will wait for me this evening.