国际顶尖MBA申请交流平台--TOPWAY MBA

标题: 95-5-36 语法题求助 [打印本页]

作者: you5460 时间: 2005-5-3 19:45 标题: 95-5-36 语法题求助

36. The early periods of aviation in the United States was marked by exhibition flights made by individual fliers or by teams of performers at country fairs.

我想A是错的，但是B是否对呢？

作者: linlin2008 时间: 2005-5-6 07:50

偶赞成!!!!

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