正確抄寫下列短語和句子。
(1)step onstep onstep on
(2)a piece ofa piece ofa piece of
(3)take care oftake care oftake care of
(4)Trees can keep us cool .Trees can keep us cool.Trees can keep us cool.
【考點】名詞詞義辨析.
【答案】step on;a piece of;take care of;Trees can keep us cool.
【解答】
【點評】
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發(fā)布:2024/5/27 14:0:0組卷:0引用:1難度:0.7
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