john and mary was afraid 这句话词语用的对吗?

john and mary was afraid 这句话词语用的对吗? She is Mary and Tom’s sister.这句话对吗? 这句话对吗?Tom and Mary both have won prizes. John runs slower than Mary.这句话对吗 run加s吗 Mary and John and the green man were afraid when they saw ea Perter and John 是Mary的什么 mary was murdered by but john的but和john was murdered but mary I'm afraid that there was something wrong happend.这句话语法对吗? The camel that Mum had was very fast and she was afraid这句话中t Are those Mary scarf 这句话对吗 there are four John's and four mary'sat the doctor's这个句子对吗?该 she was husky and was not as rich as Jennifer这句话对吗?