检查阴茎头和阴茎颈时，应注意观察的项目不包括（）
A.表面色泽
B.有无充血水肿
C.有无自主活动
D.有无结节
E.有无溃疡
参考答案：C
He looks very sad because someone _______ his home and took away his computer last night. [ ]
A. broke out
B. broke up
C. broke off
D. broke into
为加强机关文化建设，某市直机关在系统内举办演讲比赛，3个部门分别派出3、2、4名选手参加比赛，要求每个部门的参赛选手比赛顺序必须相连，问不同参赛顺序的种数在以下哪个范围之内（）。
A.小于1000
B.1000~5000
C.5001~20000
D.大于20000
