What are you talking about?The machine( )by Uncle Smith.A.made B.is madeC.was madeDhas been made

What are you talking about?
The machine (made) by Uncle Smith.
你们在谈论些什么?
我们在谈论史密斯叔叔制造的机器.
be made by somebody 被动语态.
谈论机器的时候,机器已经在那里了,也就是说是在过去被制造出来的.
用动词make 的分词形式做定语表示被动.答案选择A
【公益慈善翻译团】真诚为你解答!如果如果分词做定语，那么这个句子的谓语动词在哪？谓语动词省略掉了哦，完整的答句应该是：“（We're talking about ) the machine made by Uncle Smith.谓语动词是 are talking about.因为前面的问句是“What are you talking about? " 已经出现过了，所以可以把这部分省略掉。