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【单选题】
产生类骨质的细胞是( )A.
软骨细胞
B.
骨祖细胞
C.
成骨细胞
D.
骨细胞
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【简答题】完形填空。 We call the Chinese New Year the Spring Festival. There is a name 1 each Chinese year. We may call it the year of the 2 , the year of the monkey or the year of the dog. Before New Year's Day, pe...
【单选题】《工会法》规定，企业、事业单位无正当理由拖延或拒不拨缴工会经费，基层工会或上级工会可以向（ ）申请支付令。
A.
总工会
B.
当地人民法院
C.
当地劳动部门
D.
当地工商管理部门
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【简答题】A new study says a 【 1 】 insecticide is damaging wild bee 【 2 】 . Wild bees are important, because they pollinate 【 3 】 and wild plants. Environmentalists in the United States and 【 4 】 say this insec...
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