Peter comes to see his prandpa ____ few weeks.
问题描述:
Peter comes to see his prandpa ____ few weeks.
答
应该填 every ,表示:每个几周,翻译:彼得每隔几周来看望他爷爷.
Peter comes to see his prandpa ____ few weeks.
应该填 every ,表示:每个几周,翻译:彼得每隔几周来看望他爷爷.