1. 根据句子意思，从方框内选择对应的单词。

Chinatown, leaf, disappear, London, easy

1. （1） It won't appear again.  
3. （2） It isn't difficult.
5. （3） You can see many on the tree.
7. （4） It is the captain city of the UK.
9. （5） Chinese people live there together abroad.