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【单选题】
某矿石进出口公司5月份进口一批有色金属矿石,则该公司应缴纳( )。A.
关税
B.
资源税
C.
增值税
D.
城市维护建设税
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【简答题】Peter was a small boy.He lived with his parents in a small house near some hills.The people there were all poor. One night it was very dry and windy. When everybody was asleep,Peter suddenly heard som...
【简答题】Robinson was born in a poor family. At seven, he had to pick coal in a deserted mine near his home, and then he sold what he had picked and earned a few coins to help his parents. He had no schooling,...
【单选题】关于细胞外基质,下列哪项错误
A.
是细胞产生的非细胞物质,包括基质和纤维
B.
血浆、淋巴液、组织液等体液不属于细胞间质
C.
不同组织的细胞间质成分不同
D.
细胞间质具有支持、联系、保护和营养细胞的作用
E.
参与构成细胞的微环境
【简答题】Li Ming is twelve years old. He had hearing loss when he was born. He could hear nothing since then. The world is quiet and boring to him. He couldn't go to school. His parents took him to many hospit...
【单选题】Being spoiled, the girl could do ________ boiling eggs when his parents were out.
A.
less than
B.
no more than
C.
no less than
D.
none other than
【单选题】关于细胞间质(细胞外基质),下列哪项错误?
A.
是细胞产生的非细胞物质，包括基质和纤维
B.
血浆.淋巴液.组织液等体液不属于细胞间质
C.
不同组织的细胞间质成分不同
D.
细胞间质具有支持.联系.保护和营养细胞的作用
E.
参与构成细胞的微环境
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