问题
填空题
根据提示用适当的介词完成句子。
1.—Where are my books?
—They're o________ the sofa.
2.—Where is your pen?
—It's i________ the pencil case.
3.—Where are my shoes?
—They're u________ the bed.
4.—Where is my cat?
—It's b________ the door.
答案
1. on 2. in 3. under 4. behind