单项选择题

( )分析用于检查商品成分中有哪些物质存在。

A．定性
B．定量
C．无损鉴定
D．破坏性鉴定

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单项选择题

For all the remaining items the stated dates of delivery are approximate, but （） would these dates be exceeded by more than ten days.

A. in no case
B. in any case
C. under any circumstances
D. by all means

单项选择题

The description of curency of the Netherlands is （）.

A. Danish Krone
B. Deutsche Mark
C. Cuban Peso
D. Guilder

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