帮我看看这几句英文有没有语法错误

问题描述:

帮我看看这几句英文有没有语法错误
1I have a motto which is nothing is impossible
2.then I want to sing a song which name is goodnight

1.which 改为 that 2.which 改为 whose1 That is all I want to say2 the first dream ofmine is to learn English well. 这两个呢?没问题