Ifyounotheardwhatacallersays有语法错误吗
1、not heard （x） 过去时态、否定 -- didn't hear （正解）
2、a caller says （x） 过去时态 -- a caller said
整理后：If you didn't hear what a caller said.
If you not heard what a caller says有语法错误
简单的形容词性从句，没有语法错误
热门标签：
1、not heard （x） 过去时态、否定 -- didn't hear （正解）
2、a caller says （x） 过去时态 -- a caller said
整理后：If you didn't hear what a caller said.
If you not heard what a caller says有语法错误
简单的形容词性从句，没有语法错误