发生便秘原因以下不妥的是（）
A、排便习惯不良
B、摄入液量不足
C、缺乏运动
D、肠道炎或溃疡
参考答案：D
This kind of clothes was very popular _____. [ ]
A. in the 1980s
B. in 1980s
C. in the 1980
D. by the 1980
—Do you need the electric dryer?
—________.
A．No way
B．My pleasure
C．No problem
D．After you
