根据所给汉语或所缺单词的首字母，写出单词的正确形式。5%
1. It is said that this old building has __________（存在） for more than three hundred years.
2. Children should not be allowed to watch v___________ movies which are often bloody.
3. No one knows why he left the country without telling anyone; it is still a p__________.
4. My kids often spend hours ___________（聊天）with their friends on QQ.
5. The talk is going on in a ____________（混合）of English, Russian and French.
6. When the letter reaches you, please give us a reply w__________ seven days.
7. Thank you very much for your ___________（支持）
8. He i___________ her with his kindness and consideration, and finally she agreed to marry him.
9. To my surprise, they _____________（表现） very badly towards their guests that evening.
10. The milk boy d_____________ the milk to our house every early morning.