225. After a ________ , the author went on writing his novel. Which of the following cannot be put in the blank?
Helen has just heard the news from her father ________ her boyfriend David will come back soon.
_______ you said at the meeting describes a bright future for the company.
Time is of no importance to great thoughts, ________ are as fresh today as when they first passed through their authors' minds, ages ago.
Willpower is a kind of quality, ________ is ________ it takes to do anything well.
________ nearly all behavior is learned behavior is a basic assumption ________ has been put forward by social scientists.