问题描述：
Sorry.Mr Chen___in.____is that,please?
____Peter here.____is Mr Chen?_____in the school.Why?Isn't____Saturday today?Yes.The students have no ____today,but there is a ball match_____his class and Class 2.
____Peter here.____is Mr Chen?_____in the school.Why?Isn't____Saturday today?Yes.The students have no ____today,but there is a ball match_____his class and Class 2.
问题解答：
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