用精确方法计算标准体重时，指数百分比在（）之内为轻度肥胖。
A.5%
B.5%～10%
C.10%～25%
D.25%～30%
参考答案：C
下列属于不合理发泄情绪的方法是[ ]
A．上网、写日记
B．高声歌唱
C．进行剧烈的运动
D．迁怒于他人
Had it not been for the haze（霾）weather phenomenon, there fewer car accidents in Beijing then．
A．would have been
B．were
C．may be
D．would be
