someing must be 【】to stop this

来源：学生作业帮编辑：搜搜做题作业网作业帮分类：英语作业时间：2024/07/07 16:16:26

someing must be 【】to stop this
A.do.做
B.did do过去式
C.doing 正在做
D.done 已完成

Something must be （D.done） to stop this.
一定要采取措施来阻止这个.
be done,（事情）被做.这里要用被动语态,结构是由be动词加上过去分词（do-done）.

someing must be 【】to stop this we must do someing to stop people from———— Action must be _____ to stop further pollution. Something must be done to stop wild animals ------(kill) you must be carefully to stop your finger from （cut) you must be tired.why not{ }a rest?A.to stop to have B.to st This Must be it must doing him we like stop this some measures must be taken to stop the abusing of our farml There Must Be More To Life Than This 歌词 steam must be running to play this game~ THERE MUST BE MORE TO LIFE THAN THIS