Did he happen to look at people who sign?I mean deaf people.

Did he happen to look at people who sign?I mean deaf people. would you （ ）（sign）to help deaf people Mr William was very deaf,but he did not like people to know look at the people over there,what____(happen) there? what did he want-----to those people I wanted to look other people who were eating food and know Peter is deaf,but he does not like people to know this , he devoted himself to ____(help)the blind and deaf people al 阅读理解Peter is very deaf (聋的),but he does not like people to k People who want to look like the original will never 句子：People who are unable to speak sign what they want to say not many people came to the party,but the __ people who did