读《棉花姑娘》，回答下列问题。

1．燕子只会捉                              不会捉___                               。  

2．啄木鸟只会捉                              不会捉____                            。   

3．青蛙只会捉                          不会捉                            。   

4．七星瓢虫会捉____                                                   。