that引导的宾语从句的复合句

 第一，  that引导的宾语从句的复合句是宾语从句中的一种。that引导的陈述形式。在口语中that 可以省去。eg.1) found （that ）he had finished his homework.

2) thought （that ）he should leave the village.

 第二， if/wether引导的一般疑问形式。eg.1) asked wether were going to that village the next day or not.

2) wandered if we had finished our work.

  第三，wh--引导的特殊疑形式。eg.1)He asked what he would donext.

2) asked how he would learn English well.

that引导的宾语从句中紧跟复合句从句时，that不能省。

如:

I think that if you have lost the library book， you must pay for it．

宾语从句的复合句.概念:复合句也称主从句，即主句和从句，从句须有引导词或叫连词引出，否则复合句不成立.由于连词既起连接主句和从句的作用，表明主从句之间的关系，还在从句中充当一定的成份，有一定的意义，故复合句中的连词常成为考查的焦点.

由that引导的宾语从句只有语法作用，没有实在的意义，在口语和非正式文体中可以省略.

例如：He said (that) he wanted to stay at home.

She doesn’t know (that) she is seriously ill.I am sure (that) he will succeed.