题目内容:
This passage is mainly about ________.
A. freedom for teenagers in summer holidays
B. safety for teenagers in summer holidays
C. activities for teenagers in summer holidays
D. troubles for teenagers in summer holidays
参考答案:
This passage is mainly about ________.
A. freedom for teenagers in summer holidays
B. safety for teenagers in summer holidays
C. activities for teenagers in summer holidays
D. troubles for teenagers in summer holidays