May I wash hands?

我可以去洗手吗？

Wash hands well and often.

常洗手，长洗手。

Anyone wants to wash hands?

哪一位要洗手？

We must wash hands often.

我们必须经常洗手。

I wash hands and wash clothes with soap.

我可以用肥皂洗手和洗衣服。