[单项选择]Teenagers don' t want their parents to approve of whatever they do because _______.


A. they have already been accepted into the adult world
B. they feel that they are superior in a small way to the adults
C. they are not likely to be superior to the adults
D. they have a desire to be self-independent

[单项选择]Teenagers don' t want their parents to approve of whatever they do because _______.


A. they have already been accepted into the adult world
B. they feel that they are superior in a small way to the adults
C. they are not likely to be superior to the adults
D. they have a desire to be self-independent

[单项选择]Teenagers do not want their parents to approve of whatever they do because they______.


A. have already been accepted into the adult world
B. feel that they are superior in a small way to the adults
C. are not likely to win over the adults
D. have a desire to be independent

[单项选择]Please watch the milk carefully; I don't want it to boil over.
A. spit
B. split
C. spill
D. spin

[单项选择]

Parents and teenagers often disagree about the amount of freedom and responsibility that young people are to have. The teenager often wants to be (21) to choose his own friends, select his own courses in school, plan for his own vocational (22) , and earn and spend his own money, and generally (23) his own life in a more independent fashion than .many parents are able to (24) .
Most problems between teenagers and their parents yield best to (导致) joint planning and decision making. Within any particular family (25) are avoided and problems are solved when all of the persons take (26) in the situation, (27) in working it out. (28) parents and young people learn how to get (29) well with each other and develop skills in understanding and (30) understood, even the most difficult problems are relieved.

21（）
A. Furthermore
B. Or
C. Hence
D. However