claim to have done sth 是声称做过某事 可是to do 和 to have done 有什么区别?

claim to have done sth 是声称做过某事 可是to do 和 to have done 有什么区别?
claim to have done sth 是声称做过某事 可是to do 和 to have done 有什么区别?

claim to have done sth 是声称做过某事 可是to do 和 to have done 有什么区别?
to do 和to have do 其实这两个没有什么联系,to是跟着claim的 claim是不及物动词,后加动词要加to 主要是do 和have done的区别 一个是要做,一个是做过.

have done就是已经完成的，to do 就是表示声称将要做某事将来发生