Frankly speaking,   Generally speaking,   Frankness   This lesson is boring.   I am bored by the lesson.   Honest---honesty   An honest boy.   Impression---impressive   Collect---collection---collective   Golf---go golfing   Mistake---mislead---misunderstanding   frictional   Conflict---dispute   Force sb. To do sth.   Compel--- drive--- execute--- oblige   Internet---international   Interaction   Behave---behaviorism---behaviorist   principle---norm   Accept---acceptation   Receive   Blunt---boorish---cheeky   Interrupt---trouble   Smoke---smoking   passive smoking   Cell phone   Mobile phone   Use—useful ---useless---used---user---usage   Lung cancer   Adult--- grown-up   CD player   Vow ----curse   Cold---impersonal---unconcerned   Child---kid   Sonny   Employer---employee---employ---employment---unemployment   Individualism   It’s kind of you to help me.