Alotoftrees的知识精选

 Alotoftrees
问题详情: Alotoftrees______onthehillyesterday. A.areplanted        B.willbeplanted       C.havebeenplanted D.wereplanted【回答】 D解析:考查被动语态。由时间状语yesterday可知,用一般过去...
Alotoftrees
问题详情:Alotoftrees________aroundhereeveryyear,andwecanenjoyfresherairnow.         A.wereplanted         B.areplanted        C.willplant           D.areplanting【...
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