there is a ruler on the pencil-box.thereis an English book under the pencil-box.改同义句Thepencil-box_____ _____ a ruler and an English book.
问题描述:
there is a ruler on the pencil-box.thereis an English book under the pencil-box.
改同义句Thepencil-box_____ _____ a ruler and an English book.
答
is in the middle of