am\look\excuse\thank\do\spell\call\lost\found的完全式分别是什么?.

问题描述:

am\look\excuse\thank\do\spell\call\lost\found的完全式分别是什么?
.

am:been
look:looked
excuse:excused
thank:thanked
spell:spelt
call:called
lose:lost
find:found

完成式?
am:been
look:looked
excuse:excused
thank:thanked
spell:spelt
call:called
lose:lost
find:found