问题详情：
根据句意和汉语注释，写出单词的正确形式。
1. Look out! There is too much (来往车辆) in this street.
2. The hall is well decorated with many lanterns (悬挂) from the ceiling.
3. (无论如何)，it is worth trying again.
(人口)of China will increase quickly because of the new policy.
【回答】
fic ing ay lation
知识点：单词拼写
题型：单词拼写
