Exercise 4: Listen to a dialogue and try to fill in the blanks.

A:    Good afternoon. 1. ,sir?
B:    Oh yes. I'd like to2.  .
A:    3.   this light blue one?
B:    OK. I also4.   a tie to go with it.
A:    You can try this silk tie. Oh, you really 5.   .
B:    All right. I'll take them. 6.   do I owe you?
A:    80 dollars altogether. The cashier is  7.   .
B:    Thank you very much.
A:    8. . Goodbye.