When you work with ______, you will find more about yourself.

g about his success, the famous scientistsaid, “I’ve been lucky ______ there are many people who have helped me”

The fact that so many people still smoke in public places ________ that we may need a nationwide campaign to raise awareness of the risks of smoking.(2011·江苏)

He didn’t _________ me and lent me some money when I lost my job.

What the science teacher does and says of great importance to college students.