mary is sad because of what tom said.这句话对吗?

mary is sad because of what tom said.这句话对吗? She is Mary and Tom’s sister.这句话对吗? because of today is your birthday这句话语法对吗? Tom is taking photos of Daming 这句话对吗 这句话对吗?Tom and Mary both have won prizes. What is your date of birth 这句话对吗? Mary left angrily because of what you have said to her是否正确? I am sure what I said is true这句话对吗 Mary is sad because she can't sing well. what he said made me surprised这句话对吗 what mary said is ____(possible )true . what you said on the phone?这句话对吗?应该是what do you said on the