方位介词in/on/under — 英语词汇题
题目
看情境,选词填空(in / on / under)。明明的文具放好后,他又整理了一次房间:铅笔在文具盒里面,尺子在书上面,橡皮不在书上面,也不在书里面,在书的下面。请补全句子:1. The pencil is ___ the pencil box. 2. The ruler is ___ the book. 3. The eraser is not on the book. It is not in the book. It is ___ the book.