The book deserves ____ a second time. —Sorry, I can’t follow you clearly. —I said the book is worth ____ again.

It was raining heavily Little Mary felt cold, so she stood ___to her mother

_______nearly all behavior is learned behavior is a basic assumption ________has been put forward by the social scientists.

Linda Brown is my classmate. Her father is ___________________.

Will you go shopping with me tomorrow?— I’d like to, but I am too busy. If you don’t mind, Susan will go ________ me.