老师说我的做法不对。

Lǎoshī shuō wǒ de zuòfǎ bú duì.

The teacher said that the way I did it was wrong.

这种做法又快又简单。

Zhè zhǒng zuòfǎ yòu kuài yòu jiǎndān.

This way of doing it is both fast and simple.

你觉得这种做法好吗？

Nǐ juéde zhè zhǒng zuòfǎ hǎo ma?

Do you think this way of doing it is good?