题目内容

证券投资基金按受益凭证是否可赎回分为公司型基金和契约型基金。()

A. 正确
B. 错误

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根据我国证券交易规则规定，企业信用必须在A级以上才有资格向社会公开发行债券。()

A. 正确
B. 错误

人工挖基坑时，操作人员之间要保持安全距离，一般大于()m；多台机械开挖，挖土机间距应大于()m，挖土要自上而下，逐层进行，严禁先挖坡脚的危险作业。

A. 2.5；5
B. 2.5；10
C. 3.5；5
D. 3.5；10

Section B
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. The dialogues and questions will be spoken two times. When you hear a question, you should decide on the correct answer from the 4 choices marked A, B, C and D.
听力原文：M: Will you please return these books to Tom when you see him？
W: Of course, I'll be seeing him in class this afternoon.
Q: What does the woman say she will do？
(11)

A. Return some books.
B. Go home.
C. Read Tom's book.
D. Leave class early.

综合安全技术
本部分共10小题，每小题1分。每题的备选项中只有一个最符合题意。
为机械生产过程提供动力的煤气装置由()电器供电。

A. 专用
B. 防爆
C. 单路
D. 双路