卵巢癌肿瘤细胞减灭术应尽量使肿瘤残余灶直径小于()
A.1.5~2.0cm
B.0.5~1.0cm
C.1.0~2.0cm
D.1.0~1.5cm
E.2.0~3.0cm
参考答案:C
______ label to each of the trees, with detailed introduction of their features, and visitors will know more about them and how to protect them.
A.To attach
B.Attach
C.Attached
D.Having attached
隋文帝统治时期被称为“开皇之治”,当时的社会局面不包括 [ ]
A.国家统一安定,人民负担减轻
B.人口大幅度增长
C.社会经济呈现繁荣景象
D.大运河上漕运繁忙