硅线石族矿物有哪几种,转变为莫来石的反应式?
参考答案:
包括硅线石、蓝晶石和红柱石。反应式:3(Al2O3.2SiO2)→3Al2O3.2SiO2+SiO2
Now that she is out of a job, Lucy ______going back to school, but she hasn’t decided yet.
A.had considered
B.has been considering
C.considered
D.is going to consider
看下图,回答下列问题:
商家卖盗版光盘侵犯了原创者的什么权利?这项权利包括哪些内容?图中女孩能这样做,说明她是一个什么样的人?
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