问题
选择题
99. A 100% ______ dress can keep people refreshed in summer and warm in winter.
A．cotton
B．nylon
C．dacron
D．chemical fibre
答案
A
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99. A 100% ______ dress can keep people refreshed in summer and warm in winter.
A．cotton
B．nylon
C．dacron
D．chemical fibre
A