急性根尖周炎脓肿切开的主要临床依据是()。
A.扪诊有波动感
B.剧烈疼痛
C.根尖区牙龈肿大压痛
D.体温在38℃以上
E.患牙叩痛明显
参考答案:A
阴囊膈()
A.腹横肌
B.腹内斜肌
C.腹壁浅筋膜
D.肉膜
E.腹外斜肌腱膜
I don’t remember how many years ago _____ I was taken to Beijing for the first time.
A.it was when
B.it was that
C.was it that
D.was it when