1.I apologize for losing your textbook.
2.I hope you will pardon me.
3.Forgive me that I am late again.
4.I am terribly sorry that I forgot our appointment yesterday evening.
5.I should be blamed，because I hurt her heart deeply.
1.Do have confidence in yourself.
2.Keep on trying and with a little more effort you will be successful.
3.You couldn't have done better.
4.Don't be so negative because you had done your best.
5.You still have the potential in my opinion.
1.How can you speak Chinese so good?
2.I should express my admiration for your competence.
3.He is a gentleman and always knows the right thing to say.
4.You did a very good job on that.
5.That are very nice earrings you are wearing.
1.Thank you for your help.
2.I want to express my gratitude to you.
3.Thank you very much.It is kind of you to help me.
4.I appreciate it that you have settled a hard problem for me.
5.Thank you from my heart for the nice present you sent to me.
1.Would you like to go shopping with me this afternoon?
2.How about going out to have a cup of tea?
3.Let's go to a movie，shall we?
4.Are you free tonight?I'd like to invite you to dinner.
5.We are having a picnic on the weekend.Would you like to join us?