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高中英语必修1-5单词拼写
Unit 1
1 .It was quite terrible. It took me some time to c______ down （平静下来） myself.
2.Parents are always c_______（担忧） much about their children.
3.True friends always s______（分享） their sadness and happiness with each other.
4. I’m terribly sorry. I didn't do it on p__________（故意）.
