移至面部的腹壁脂肪，由于保留了原供区的组织特性，故可随腹部脂肪增大而增大。()
参考答案：对
I have got my baby ______recently, and I'm going to have Jenny ________it tomorrow.
A．looked after; care about
B．to take good care; care for
C．taken good care of; care for
D．looked after; taken good care of
对服从正态分布的随机误差，如其分布为N（0，σ），则误差落在[−3σ，3σ]内的概率为（）。
A.68.27%
B.95%
C.99.73%
