________ nearly all behavior is learned behavior is a basic assumption ________ has been put forward by social scientists.
____ the youth ____ the rising sun at 8 or 9 o'clock am, Mao Zedong expressed his great hope for the young men.
---Whose advice do you think I should take?---_______.
My father ____ my brother for driving but he wanted to pick ____ the knowledge of the computer during his spare time.
His job is to sell the ____ carvings in the ____ department of the company.
I smoke out of ____ habit, not for ____ pleasure; for I have been in the habit for twenty years.