kill my uesd to be 这句话有没有问题?

be uesd to sth be meant to 这句话有没有"故意"的意思? Believe that ,I will kill you.请问这句话有没有语法错误 be used to do 和be uesd for 的区别 这句话china must be the place where the hope will be born有没有问题 There were uesd to have many pandas in the world.这句话对不对. we fell tirep and hungry?这句话有没有问题?我总觉得没有be动词. used to be和uesd to have 的区别 I will be able to be number one.这句话有没有语病? I will be able to be number one这句话有没有语法错误? the room used to be uesd as a meeting room want to kill my self!