A、 In the main lab.
B、 At a computer terminal.
C、 In a small lab.
D、 Before the bulletin board.

【正确答案】 D

【答案解析】解析：录音开头讲到这里是the computer lab orientation，通过后面的“I want to direct your at—tention to the bulletin board”可以推断讲话者是在the bulletin board前面。

A、 To discipline the students who have broken the rules.
B、 To explain why there are not enough computers.
C、 To warn the students about the problems with the lab.
D、 To explain the rules of the lab to the students.

【正确答案】 D

【答案解析】解析：讲话者的目的主要是给学生介绍实验室的规则。

A、 They are larger.
B、 They do not have strict rules.
C、 They give privileges to departmental majors.
D、 They are easier to use.

【正确答案】 C

【答案解析】解析：录音讲到大部分the larger departments拥有自己的computer labs which give priority tostudents who are departmental majors，由此可知选项C正确。

A、 No talking is allowed.
B、 Identification cards must be displayed.
C、 Food and drinks are not allowed.
D、 Computer science majors have priority.

【正确答案】 C

【答案解析】解析：录音讲到第一个也是最重要的规则是no food or drinks are permitted in any computer labat any time，也就是说不允许将食物饮料带进实验室。

A、 The assistants must know their names.
B、 They tell what their majors are.
C、 Too many non-students use the lab.
D、 The computers require them to operate.

【正确答案】 C

【答案解析】解析：录音讲到第二条规则是必须将student identification card放在电脑旁边的架子上，这是因为we’ve had so many non-students using the facility。