.The pretty young woman is now experiencing a whole new world that is incredibly awkward _________ there is true love, happiness and care.
The traditional view is ______ we sleep because our brain is “programmed” to make us do so.
My friend Jack has just sent me an e-mail, _______ me about his travels around the world.
In the near future, more advances in the robot technology _______ by scientists.
Our parents always tell us to believes in we do if we want to succeed.
The doctor advised Lisa strongly that she should take a holiday but _______ didn’t help.