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请听下面一段材料,回 请听下面一段材料,回答第1-4题. 1.What does the man do? A.A stu

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请听下面一段材料,回

请听下面一段材料,回答第1-4题.
1.What does the man do?
A.A student journalist.
B.A computer teacher.
C.A lab assistant.
2.What should we use when writing on disks according to the man?
A.A soft pen.
B.A ballpoint pen.
C.A brush.
3.How does the man advise holding the disks?
A.Holding the center of the disks.
B.Holding the disks with clean hands.
C.Holding the disks by the edges.
4.What does the man ask the woman to keep away from the disks?
A.Knives.
B.Magnets.
C.Books.
1-4:BACB