[Mary]: Hi, Sam. How are you? Why do you look so sad?
[Sam]: Hi, Mary. I am bad. I have just failed my math exam.
[Mary]: I am sorry. Do you have to take it again?
[Sam]: Yes, I am going to take next Monday.
[Mary]: Then you have much time to get ready for the test.
[Sam]: Yes, but don't understand anything.
[Mary]: It's not a problem. I can help you if you want.
[Sam]: Do you know math well?
[Mary]: I have passed this exam with excellent mark. You shouldn't worry.
[Sam]: Ok, thank you. So, when can you help me?
[Mary]: I can do it tomorrow in the morning. Will you be ready at that time?
[Sam]: Of course. Thank you! I have to go now. See you tomorrow! Goodbye!
[Mary]: Ok. See you tomorrow! Bye!
[Mary]: Hi, Sam. How are you? Why do you look so sad?
[Sam]: Hi, Mary. I am bad. I have just failed my math exam.
[Mary]: I am sorry. Do you have to take it again?
[Sam]: Yes, I am going to take next Monday.
[Mary]: Then you have much time to get ready for the test.
[Sam]: Yes, but don't understand anything.
[Mary]: It's not a problem. I can help you if you want.
[Sam]: Do you know math well?
[Mary]: I have passed this exam with excellent mark. You shouldn't worry.
[Sam]: Ok, thank you. So, when can you help me?
[Mary]: I can do it tomorrow in the morning. Will you be ready at that time?
[Sam]: Of course. Thank you! I have to go now. See you tomorrow! Goodbye!
[Mary]: Ok. See you tomorrow! Bye!