问题描述：
读句子,填入下列单词中所缺的字母
1.The "_r_ _s"(一个单词）becomes green in spring.
2."＿r_n_"your water down,it's good for you.
1.The "_r_ _s"(一个单词）becomes green in spring.
2."＿r_n_"your water down,it's good for you.
问题解答：
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