These is no doubt that if she had not lost her rudder she would have won the race easily.These is 谓no doubt 主吗that if she had not lost her rudder she would have won the race easily.that是不是引导从句if是状从 ?
问题描述：
These is no doubt that if she had not lost her rudder she would have won the race easily.
These is 谓no doubt 主吗
that if she had not lost her rudder she would have won the race easily.that是不是引导从句
if是状从 ?
答
These is no doubt [ that (if she had not lost her rudder) she would have won the race easily ].
借用数学上的中,小括号来断句.
中括号表示的是同位语从句,其同位词是 that.
中括号中含有一个由If引导的条件状语从句.