根据句意及首字母提示写出所缺单词。

1. Tina recently won an award from the Help Our Planet S____.

2. Tom spends most of his s____ time reading.

3.--What's the w____ of the apples?

  --Let me see. They're 2 kilos.

4. S__________ endangered animals is one thing we can do for our world.

5. --How do you feel when you see the national flag of China?

  --It makes me feel excited and p____.