阳台主要由( )组成。
A．栏杆
B．扶手
C．排水管
D．悬挑结构
E．阳台板
参考答案：A,B,D
----What would you like for your birthday ? What about an MP5?
----Oh, to tell the truth, I ______ have an I-Pad than an MP5.
A．prefer
B．prefer to
C．had better
D．would rather
哪项不属诊断性刮宫的适应证( )
A．疑有宫内结核B．子宫异常出血C．月经失调D．不孕症E．疑有妊娠
