i am sorry to()you so much trouble A have given B have been given C have been giving D giving这道题选什么,请说明

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iamsorryto()yousomuchtroubleAhavegivenBhavebeengivenChavebeengivingDgiving这道题选什么,请说明iamsorryto()yous

i am sorry to()you so much trouble A have given B have been given C have been giving D giving这道题选什么,请说明
i am sorry to()you so much trouble A have given B have been given C have been giving D giving
这道题选什么,请说明

i am sorry to()you so much trouble A have given B have been given C have been giving D giving这道题选什么,请说明
A
be sorry to have done sth 因为做过某事而道歉
to have done 是不定式的完成式,先于be sorry 发生