单项选择题

Section A Directions: This section is to test your ability to understand short dialogues. There are 5-recorded dialogues in it. After each dialogue, there is a recorded question. Both the dialogues and questions will be spoken only once. When you hear a question, you should decide on the correct answer from the 4 choices marked A) , B) , C)and D)given in your test paper. Then you should mark the corresponding letter on the Answer Sheet with a single line through the center.

A.Two years.
B.Three years.
C.Four years.
D.Five years.