later,tom was told why what he had done was not necessary.

问题描述:

later,tom was told why what he had done was not necessary.
中文意思,为什么要用why what?

之后,汤姆被告知了为什么他所作的一切是没有必要的.这句话中汤姆被告知的是原因 而不是这件事首先明白这一点.其次 这句话的结构可以简化成 sbwastoldwhy sth was not necessary这种程度你应该了解吧...