1.승낙Can/May I~? -Go ahead/ Be my guest/ Help yourself/ Suit yourself/By all means/ Why not? Do you mind~?-Never mind/ No I don't/ No problem/ Certainly not/ Of course not/ Go Ahead 2.사과That's my fault/ It's (all) my fault/ I take full resoponsibility/I take the blame/ It was very careless of me 3.사과 받기That's all right/ Don't worry about it/ Forget it/ That's OK/It's all right/ That's quite all r..