介绍名词性从句以及怎样选择连接词答:主语从句通常由从属连词that,whether,if和连接代词what,who,which,whatever,whoever以及连接副词how,when,where,why等词引导。that在句中无词义,只起连接作用;连接代词和连接副词在句中既保留自己的疑问含义、又起连接作用,在从句中充当从句的成分。例如:What he wants to tell us is not clear. 他要跟我们说什么...
主语从句有哪些答:主语从句在复合句中作主句的主语,引导主语从句的词有从属连词that, whether以及连接代词who, what, which, whoever, whatever, whichever和连接副词when, where, why, how等.例如:1、That she was chosen made us very happy.她当选了使我们很高兴.2、What caused the accident is a complete mystery...