“Some people maintain that watching violence on TV is one of the major causes of aggressive behavior and crime in society.” In this statement, the clue word（）helps you decide it is an opinion.
A.major
B.aggressive
C.behavior
D.maintain
正确答案：maintain
“Some people maintain that watching violence on TV is one of the major causes of aggressive behavior and crime in society.” In this statement, the clue word（）helps you decide it is an opinion.
A.major
B.aggressive
C.behavior
D.maintain
正确答案：maintain