单项选择题

______ Chemical group is not explained in detail in this report.

A．Shin-Etsu
B．Mitsubishi Kasei
C．Mitsui Petrochemical
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单项选择题
27（）

A．among
B．beside
C．between
D．along
单项选择题
The dividend of ______ remains the same as in last year.
A．Mitsubishi Petrochemical
B．Mitsui Petrochemical Industries and Shin-Etsu
C．Sumitomo Chemical
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