题目

下列物质之需克服范德华力,就可气化的是() A . 液态氮 B . 液态氟化氢 C . 液态氨 D . 干冰 答案:A,DOn the top of the hill   where the old man once lived.   A.a temple stands there     B.a temple standing   C.does a temple stand      D.stands a temple
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