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单选题
1423、安全程序由制造商提供。
A
Safety procedures are provided for manufacturers to follow.
B
Safety procedures are to be supplied to the manufacturer.
C
The safety procedures are supplied by the manufacturer.
答案解析
正确答案：C
解析：
解析:注释: be provided for 为…提供; be supplied to 向…提供; be supplied by 由…提供。
相关知识点：
安全程序由制造商供
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