It has to be admitted that...这是什么语法?为啥用被动语态啊?

Has it to be really What has to be broken before it can be used? What has to be broken before it can be used?What has to be broken before it can be used? What has to be taken before you get it?翻译 when it has to be right 标准英文翻译 It has been wonderful to be here怎么翻译 -What kind of apartment are you looking for?- It has to be cheap.It has to be cheap.为什么加be -What kind of apartment are you looking for?- It has to be cheap.It has to be cheap.为什么加be 猜猜看(英语回答)1．It has four legs.It can't run.What is it?2.What has to be broken before it can be used? 3.What has to be broken before it can be used? 翻译“What has to be broken before it can be used? What has to be broken it can be used?猜英语谜语 What has to be broken before it can be used?翻译答案说出来 Be brave,be safe.It has nothing to do with the past,just for life 谜语：What has to be broken before it can be used?到底讲的是什么东西? It has been wonderful ____ here.A is B be C to be The measured cable has to be completely discharged before connecting it to the tester! it ___ this way.A is had to do B is had to be done C has to be done D has to do