题目内容
按要求变换句型
They often swim in the river.They are young.(改为when连接的复合句)
They often _______ in the river _______ they _______ young.
答案:swam,when,were
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题目内容
按要求变换句型
They often swim in the river.They are young.(改为when连接的复合句)
They often _______ in the river _______ they _______ young.