根据句意及汉语提示，写出各单词的正确形式，每空填一词。
1. As soon as they ______ (到达) to the hotel, they held a meeting at once.
2. After Jim answered the phone, he rushed out of the house ______ (立即).
3. Kids ______ (低于) 5 years old can't play with this kind of toy.
4. The dresses ______ (本身) are made of common materials, but they sell well
because of the famous designer.
5. He seldom ______ (回复) to the e-mails his friends send him.
