看后面从句的意思而定.
I am sorry that I will have to leave.(一般将来时)
I‘m sorry that I have troubled you.(现在完成时)
I'm sorry that I lost your bike last night.(一般过去时)
看后面从句的意思而定.
I am sorry that I will have to leave.(一般将来时)
I‘m sorry that I have troubled you.(现在完成时)
I'm sorry that I lost your bike last night.(一般过去时)