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 centre.
What does the woman advise the man to do？（） A．Save some money for a computer.
B．Buy a cheaper computer.
C．Buy a second-hand computer.
D．Buy a new computer.