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【单选题】
白细胞显微镜计数法的稀释液主要为（）A.
1％的氢氧化钠溶液中加入10g／L结晶紫3滴
B.
2％的冰醋酸溶液中加入10g／L亚甲蓝3滴
C.
等渗的生理盐水溶液中加入10g／L结晶紫3滴
D.
伊红丙酮稀释液溶液
E.
乙醇－伊红稀释液溶液
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A.
work on it
B.
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C.
work it out
D.
work for it
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A.
a
B.
an
C.
the
D.
不填
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A.
Wherever
B.
Whenever
C.
Where
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When
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A.
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B.
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C.
examine all the 5232 married adults
D.
examine all the adults in the database
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