A、 How about your presentation?

B、 He needs it for tomorrows presentation

C、 I think so. 

D、 Where are you heading?

E. You are welcome. 

F. No problem!

G. What can I do for you?

H. No, thanks!

Alice: Hi, Sam! It's nice to see you here. Sam: Hi, Alice!

Alice: 56______

Sam: To my dorm. 

Alice: Great! Could you take this book to Peter?

Sam: 57______ Does Peter know what it is for?

Alice: Yes. 58______

Sam: 59______ Are you well prepared for it?

Alice: 60______ See you tomorrow !

Sam: See you !