根据句意及首字母提示提示填写单词。

1. Zhang Peng has to study h_________ to learn English well.

2. I have good n_________ to tell you.

3. I like s_________ best of all the seasons (季节).

4. Y_________ people like to think about their future (将来).

5. It's a good idea to put an ad in the n_________  

为了防止儿童青少年发生意外伤害，我们要采取一定的干预措施。某同学骑自行车戴头盔，属于下面哪种干预（）

A.被动干预

B.主动干预

C.教育干预

D.技术干预

E.紧急处置