煤矿井下职业病主要指（）。
参考答案：尘肺病
This is a junior school. You should go to a senior school ___ girls of your age. [ ]
A. for
B. about
C. from
D. to
下列属于所有权的继受取得方式的是______。
A．添附 B．先占 C．继承 D．没收
