妊娠24周末：
A．Chadwick征B．蒙氏结节C．HegarsignD．Braxton Hicks收缩E．乳腺增生
参考答案：C
---Do you often go shopping ,Tina? ---No ,_____.I didn’t like shopping at all .
A．always
B．never
C．sometimes
D．usually
客人在大厅大声喧哗或有不雅行为时应如何劝说和阻止？
