用单词适当形式填空 The little boy is ____( exercise)
问题描述:
用单词适当形式填空 The little boy is ____( exercise)
答
The little boy is( exercising).这位小男孩正在训练(锻炼)
用单词适当形式填空 The little boy is ____( exercise)
The little boy is( exercising).这位小男孩正在训练(锻炼)