tree planting day is on march 12th变特殊疑问句

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tree planting day is on march 12th变特殊疑问句
treeplantingday作文50

Tree-plantingDay(植树节英语作文--400词素材）正文：ThefirstArborDaytookplaceonApril10,1872inNebraska.Itwasthebrainc