鼻咽癌低分化鳞癌约占各种病理类型的百分数为()
A.50%
B.60%
C.70%
D.85%~90%
E.100%
参考答案:D
In the United States, Father's Day falls on _____ third Sunday in _____ June. [ ]
A. the, /
B. the, a
C. /, the
混凝土的搅拌时间与()有关
A、塌落度
B、搅拌机容量
C、外加剂
D、搅拌机类型