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【单选题】
( 2018· 辽宁中考真题) 下列饮品中属于溶液的是 ( )A.
酸奶
B.
豆浆
C.
玉米糊
D.
汽水
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反馈参考答案：
举一反三
【单选题】In order to raise the efficiency of the water supply, measures should be taken to ______.
A.
guarantee full protection of the environment
B.
centralize the management of water resources
C.
increase the sense of responsibility of agencies at all levels
D.
encourage local and regional of water resources
【简答题】What should be done to keep the drug supply and drug flow under strict control?
【单选题】A centrifugal pump can’t supply water after startingYou should check ____.
A.
priming water
B.
power supply
C.
packing gland
D.
bearing lubrication
【简答题】v. 除去;剔除;忽略;淘汰
【单选题】In order to raise the efficiency of the water supply, measures should be taken to ______.
A.
centralize the management of water resources
B.
increase the sense of responsibility of agencies at all levels
C.
guarantee full protection of the environment
D.
encourage local and regional control of water resources
【简答题】In order to raise the efficiency of the water supply, measures should be taken to ________. A) centralize the management of water resources B) increase the sense of responsibility of agencies at all l...
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