单项选择题

A．Less than 30 minutes.
B．From 30 to 45 minutes.
C．At least 45 minutes.
D．More than 30 minutes.
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单项选择题
A．In Asian culture.B．In Islamic culture.C．In western culture.D．In ancient culture.
A．In Asian culture.
B．In Islamic culture.
C．In western culture.
D．In ancient culture.
单项选择题
A．Paper towels, napkins, bags and boxes.B．Art books and other high-quality printed matter.C．Insulation for basements.D．Imitation wood.
A．Paper towels, napkins, bags and boxes.
B．Art books and other high-quality printed matter.
C．Insulation for basements.
D．Imitation wood.
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