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【单选题】
传统的水蒸气蒸馏方法生产精油有3种主要形式:水中蒸馏、水上蒸馏、( )A.
水下蒸馏
B.
水汽蒸馏
C.
高压蒸馏
D.
负压蒸馏
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反馈参考答案：
举一反三
【单选题】The runner's knee gave____when he had less than one mile to go, so he wasn't able to finish the race.
A.
out
B.
in
C.
birth to
【简答题】The runner’s knee gave____when he had less than one mile to go, so he wasn’t able to finish the race.
【简答题】The runner's knee___________when he had less than one mile to go,so he wasn't able to finish the race.
【简答题】保护一个Excel工作簿时,可以保护工作簿的 和 。
【简答题】日本领土包括四个大岛即( )、( )、( )、( )和6800多个小岛。
【简答题】A．The runner who runs to keep fit. B．The runner who breaks the record. C．The runner who does not break the rules. D．The runner who covers the whole distance.
【简答题】The runner’s knee gave____when he had less than one mile to go, so he wasn’t able to finish the race.(介词填空)
【单选题】Dr. Hooper at Michigan United Hospital is the world's______authority on knee replacement surgeries.
A.
led
B.
leader
C.
leading
D.
leaders
【简答题】已知p是q的充分不必要条件，r是q的必要条件，则 p是 r的（ ）
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