It took Lily thirty minutes to do her homework.(改为同义句)

问题描述:

It took Lily thirty minutes to do her homework.(改为同义句)

Doing her homework costed Lily thirty minutes.

Lily spent thirty minutes in doing her homework。

It took Lily thirty minutes to do her homework
=Lucy spent thirty minutes doing her homework
=It cost Lily thirty minutes to do her homework.
有不会的可以再问我