________ little children can only do________ little work. 

Even if they are on sale, these refrigerators are equal in price to, if not more expensive than, _____ at the other store.

May I have a talk with you, sir? I've got         important to tell you. 

 There isn't         in his room.

Lily tried on some new shoes, but she took ______ in the end. They were too expensive.