等轴晶系的对称特点是:()。
A.均有3个L4
B.均有3个L2
C.均有4个L3
D.均有6个L2
参考答案:C
He said, "You are sure to get a warm welcome there."
He said that we __ sure to get a warm welcome there. [ ]
A. am
B. was
C. were
D. are
女性,38岁。2个月前开始出现间断性左前胸痛,疼痛呈针刺样,与劳累无关,实验室检查血清胆固醇正常。
在体检中可作为胸痛原因的肋软骨炎最一致的发现是()
A.体格检查正常
B.胸骨深触痛
C.胸骨旁局部压痛点
D.深呼吸胸痛
E.胸前第二、三肋骨区捻发音