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【单选题】
下图是用显微镜观察植物细胞临时装片的两个视野，要把视野中的物像从甲图转为乙图，下列操作步骤正确的排序是①转动细准焦螺旋 ②调节光圈 ③移动装片 ④转动转换器 [ ]A.
③一①一④一②
B.
④一③一②一①
C.
③一①一②一④
D.
③一④一②一①
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皮皮学刷刷变学霸
举一反三
【单选题】The star of David, an important religious symbol, was transformed a badge of shame by Nazis.
A.
in; a
B.
into; a
C.
into; the
D.
in; the
【简答题】根据中国标准化法，中国标准分为国家标准、_______、______和企业标准4类。
【单选题】Where does Annemarie keep Ellen's Star of David necklace until the end of the war?
A.
She wears it.
B.
In the closet.
C.
In the pocket of Lise's dress.
D.
In her jewelry box.
【简答题】吸附法制备固定化酶的原理及特点 ?
【多选题】Which of the following are NOT true about David Beckham?
A.
never married
B.
professionally unsuccessful
C.
English football player
D.
international soccer star
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