皮皮学，免费搜题
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【单选题】
轻度精神发育迟滞智商约为( )A.
20以下
B.
20～34
C.
35～49
D.
50～69
E.
70～85
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A.
Provide more and new information.
B.
Restate the main idea.
C.
Offer a solution, suggest a further study or predict an outcome.
D.
Make a strong lasting impression.
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A.
Cools the inert gas
B.
Maintains the oxygen content at 5% by volume
C.
Drains off static electricity in the inert gas
D.
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A.
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本步完工半成品成本
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A.
lessen the livestock population
B.
give thanks to God
C.
ask God for something
D.
Pay the consequence of sin and in so doing, cleanse the person/people making them right with God.
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