对于病毒性心肌炎有诊断意义的CBV-IgM滴度（）
A.≥1∶8
B.≥1∶16
C.≥1∶32
D.≥1∶64
E.≥1∶128
参考答案：E
水的比热容是4 .2×10³J／﹙㎏·℃﹚的物理含义是＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿。
It goes without saying, then, that language is also a political instrument, means, and proof of power. It is the most vivid and crucial key to identity: it reveals the private identity, and connects one with, or divorces one from, the larger public, or communal identity. There have been, and are, times, and places, when to speak a certain language could be dangerous, even fatal. Or, one may speak the same language, but in such a way that one’s antecedents are revealed, or (one hopes) hidden.
