习惯性髌骨脱位多见于()。
A.幼年
B.少年
C.青壮年
D.中年
E.老年
参考答案:E
玻璃钢作的活动房屋
Do you think this is a nice place?()
A.That's all right.
B.You're well.
C.No, it's not here.
D.Yes, I think so.