He was born the morning of June, 1987. [ ]
A. at
B. in
C. on
D. for
答案:C
患者,女,24岁,因严重龋坏,需拔除。
最合适的麻醉方法是()。
A.全麻
B.浸润麻醉
C.表面麻醉
D.阻滞麻醉
E.冷冻麻醉
眼镜()
A.使物像放大1%~2%
B.使物像放大3%~6%
C.使物像放大7%~12%
D.使物像放大13%~19%
E.使物像放大20%~35%