同义句改写小题1:To plant trees every year is necessary for us. ____

同义句改写
小题1:To plant trees every year is necessary for us.
______________for us to plant trees every year.
小题2:Paul left Canada two days ago.
Paul __________________Canada since two days ago.
cnimabi 1年前 已收到1个回答 举报

huhuh 幼苗

共回答了17个问题采纳率:76.5% 举报

小题1:It is necessary
小题2:has been away from


小题1:考查固定句型。不定式可以作主语,it is necessary to do sth做某事很有必要,故填It is necessary。
小题2:考查时态。ago与过去时连用,since+含有过去时的句子,与现在完成时连用。leave是短暂动词,不能与一段时间连用,应该转换为be away,故填has been away from。

1年前

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