问题描述：
He got here at 7:00.His sister got here at 7:00,too.
请帮忙合并成一句.
He and his sister got here _ _ _ _.（四个词）
请帮忙合并成一句.
He and his sister got here _ _ _ _.（四个词）
问题解答：
我来补答展开全文阅读