niujin 发表于 2008-5-13 09:42:44

there is/are

there _____a piano and a guitar

wychy 发表于 2008-8-19 17:37:29

就近原则，填is啊!

心上秋 发表于 2008-12-17 15:55:34

就近原则，填is啊

520YuaAida 发表于 2009-1-11 18:08:56

就近原则，就填is.
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