You must throw the broken pottery away at once.(变为被动句)the broken pottery ______ ______ ______ ______at once←题目

问题描述:

You must throw the broken pottery away at once.(变为被动句)
the broken pottery ______ ______ ______ ______at once←题目

the broken pottery __must____ __be____ ___thrown___ ___away___at once

the broken pottery __must____ __be____ ___threw___ ___away___at once

must be thrown away