【单选题】他的研究形成了他这本新书的基础。
A.
His research formed the base of his new book.
B.
His research formed the basis of his new book.
【单选题】Robert says he bought these books in a ______.
【单选题】急性根尖周炎早期X线表现为()
B.
根尖周骨质不规则破坏,边界不整齐,但范围局限
C.
根尖周骨质有破坏,但边界清楚,周围无致密骨线
【单选题】急性根尖周炎早期X线表现为
C.
根尖周骨质有破坏,边界清楚,透影区范围较小,直径一般不超过1cm
D.
根尖周骨质有破坏,透影区较大,边界清楚,并有一圈由致密骨组成的阻射白线围绕
【单选题】他的研究形成了他这本新书的基础。
A.
His research formed the basis of his new book.
B.
His research formed the bases of his new book.
【单选题】Son _____ muchachos.
【简答题】幼儿体育教学活动应遵循的基本规律有: 人体生理机能的变化规律 、 。
【简答题】Robert Ellis Smith says that identity theft is spreading around the world and hard to detect beforehand.
【单选题】心动周期中,关于心脏瓣膜的活动,哪一项是错误的( )