题干
Teenagers _________ their own decisions.
A：should allow to make
B：should be allowed to make
C：should be allow making
D：should be allowed making
答案(点此获取答案解析）
B
昂的票价也令普通消费者难于承受。最近不少网民要求对铁道部高速列车车票定价实行听证，同时要求铁道部公开两万亿建设资金使用详情。这说明