1 . I owe you an a__________ for the fact that I cannot go to the bookstore with you on Friday afternoon. (根据首字母单词拼写)

2 . Even though I made an a ________ to him, he still wouldn’t forgive my mistake. （根据首字母单词拼写）

3 . I felt awfully sorry and wrote a very formal letter of a________ to William. (根据首字母单词拼写)

4 . We should like to make an a_________(道歉)for the delay to your flight today. (根据中英文提示单词拼写)

5 . I have an a_____ (道歉)to make to you - I’m afraid I opened your letter by mistake.

6 . I have an a_________（道歉）to make to you-I'm afraid I opened your letter by mistake. (根据首字母提示单词拼写)