英语教案-主语从句主语从句：做主语用的名词性从句，因其在复合句中做主语，又称主语从句，引导主语从句的有连词that ，whether， 连接代词who ，what ，which， 连接副词when，where， how， why等。一、主语从句的连词分三类（1）从属连词引导的主语从句 （that whether if）例如：That you will win the medal seems unlikely. That she survived the accident is a miracle. It is a miracle that she survived.that引导的主语从句:引导词that_ 含义，在句中_成分_省。Whether we will hold a party in the open air tomorrow depends on the weather. Whether she is coming or not doesnt matt
