这句话用的是被动语态吗?He is unhappy because he's had to go to SuZhou on a business trip.这句话里的 he's had to...是被动语态吗?he's 是 he is

这句话用的是被动语态吗?He is unhappy because he's had to go to SuZhou on a business trip.这句话里的 he's had to...是被动语态吗?he's 是 he is they are worried这句话是被动语态吗,一般现在时的被动语态? The watch is made in China,这句话是一般时的被动语态吗 这句话是被动语态吗 问一句英语的被动语态的用法大家来下把It is said that he is a good doctor（改为被动）he is (said ) ( to ) ( be) a good doctor这句话前面is said是被动把,那后面的to be有什么用啊 He was seated是被动语态吗?为什么用was?用is不行吗? make 的被动语态He's films always make me laugh.这句话的被动语态怎么变? people know that he is able to do it well 改为被动将这句话改为被动语态 动词不定式的被动语态这句话用英语怎么说 英语中不及物动词没有被动语态,那么He was seen to walk into this building .这句话是错的吗? 有几句话（被动语态）要变一般疑问句把下面几句话变一般疑问句.我不太明白被动语态这点要怎么改.1.It is called a clavichord .这句我改的是：Is it called a clavichord 问下这里的 called 用去ed吗?2.It People know that she is a good swimmer怎么变成被动语态这句话以及这一类的They say that...People believe that...He thought that...They suppose that...开头的句子怎么变成被动语态形式的啊? 英语的被动语态不是:be动词+过去分词吗?那下面这句话怎么是被动语态呢?I hear the song sung by Jolin? 有关被动语态问题-Is Tom still that naughty.-Not always.Look!He is being a good boy.这道题为什么用了被动语态哦!好像不必用被动的样子! Pls kindly be informed 这句话用在什么场合?be informed 是被动语态吗? 语法:感官动词的被动语态I'm feeling the fur coat.我在摸这件毛皮大衣.请问上面这句话可不可以变为被动语态?怎样变?请问,它变成被动语态之后还可以是进行时吗? 问一下大家下面这句话中有next week,可前面用的却是一般现在时的被动语态呢?not until it is repaired next week 这句话对吗The situation is easy to change if you take my advise.这是书上的一句话.不用被动语态吗?