All he could do was to take what seemed the best course at the present moment句子里的what是什么成分?修饰什么吗?
网友回答
what引导宾语从句,作take 的宾语,在宾从中作主语,相当于the thing that ...
All he could do was to take what seemed the best course at the present moment.
句意:他所能做的就是参加目前看起来最好的课程.
======以下答案可供参考======
供参考答案1:
what作从句的主语，what引导的是宾语从句
供参考答案2:
金箔卡名片怎样制作