When mentioning "the $4 million to $10 million range" (Paragraph 3) the author is talking about______.
A.gold market
B.real estate
C.stock exchange
D.venture investment
第7题
急性化脓性阑尾炎,阑尾切除术后最常见的并发症是()
A.出血
B.切口感染
C.粪瘘
D.肺部感染
E.黏连性肠梗阻
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