根据句意及汉语提示，写出各单词的正确形式，每空一词。
1. They made a __________ (决定) to choose Wang Lin to be the host of the charity show.
2. Ladies and __________ (先生), let's help the people in Yushu County together!
3. The __________ (航班)arrived in Hong Kong on time though the weather was bad.
4. Many __________ (旅行者，观光者) from all over the world will visit Shanghai during Expo（世博会）2010.
5. The young screamed with __________ (兴奋，激动) when they saw their favourite star coming in.