从下列各句四个选项中选出一个最佳答案，并在答题纸上将相应的字母涂黑。
1. There are many sales this season,during which stores will lower their ___ prices.
A. normal B. general
C. ordinary D. usual
2. As for family education,parents are encouraged to rely on __ rather than punishment.
A. criticism B. intimidation
C. persuasion D. scolding
3. Admire courage, whatever form it ____ .
A. puts B. lies
C. makes D. takes
4. The student____ described the beautiful mountains and rivers in his hometown.
A. artificially B. vividly
C. critically D. viciously
5. If you are too ____of your children,they will never learn to deal with difficulties in life.
A. respective B. detective
C. protective D. effective
