选择题:— ____________________________ — Good night.(本题5.0

题目内容:
— ____________________________ — Good night.(本题5.0分)
 A、  I hope to see you again sometime. 
 B、  It’s getting late. I must go now. 
 C、  I’m afraid I have to go. 
 D、  Good night and thanks for everything. 
参考答案:

某种矿物常发育成六方柱状单晶或晶族,或称致密块状、粒状集合体,无色或乳白色,玻璃光泽,无解理,贝壳状

某种矿物常发育成六方柱状单晶或晶族,或称致密块状、粒状集合体,无色或乳白色,玻璃光泽,无解理,贝壳状断口呈油脂光泽,此矿物为

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