求助用英语造句
1.The price depends on the law of_________(供求）（demand）
2.She_____(非常喜欢）shopping in department stores.(delight)
3.People used to build strong walls as a ________(防御低人）（defence)
4.The detective_________(迟迟不告诉他这个消息）,watiting for the right moment.(delay）
用括号里的单词造句