鉴于16周的婴幼儿能够摇拨浪鼓,但还不能拾起它。相关的练习方法为:给他各种不同的(),并鼓励他用手弄出声音。
A.玩具
B.调羹
C.拨浪鼓
D.积木
参考答案:C
The twins____the club in 2008 and they____the club for two years.[ ]
A.joined;joined
B.were in;have been in
C.joined;have joined
D.joined;have been in
男性,70岁。下楼时不慎摔伤右髋部。查体:右下肢短缩、外旋50°畸形,右髋肿胀不明显,但有叩痛。此型骨折最易发生的并发症是()
A.脂肪栓塞
B.坐骨神经损伤
C.髋内翻畸形
D.股骨头缺血性坏死
E.髋关节周围创伤性骨化