表层皮片的厚度是
A.0.1mm
B.0.2~0.25mm
C.0.8~1.0mm
D.0.35~0.8mm
E.1.2~1.5mm
参考答案:B
地中海沿岸的袖珍国是[ ]
A.摩纳哥
B.圣马力诺
C.列支敦士登
D.安道尔
It sunny today, but it yesterday .
A.is, rain
B.was, rains
C.is, rained
D.was, raining