岩心中的（）、（）、（）、（）都属于含有物。
参考答案：团块；结核；矿脉；斑晶
—Where is Tom ?
—Well , he __________ you __________ here. Otherwise he would come down right now.
A．didn’t know ; were
B．hasn’t known ; are
C．doesn’t know ; are
D．hadn’t known ; were
下列X线表现不属于化脓性骨髓炎的是（）
A.软组织肿胀
B.骨质破坏
C.瘤骨
D.骨膜增生
E.死骨
