An owl fell into a pool. He was scared of fireworks. A person took a photo of him. The owl is young. Today, he goes back to the wild.

1.1. The owl fell into a ______.

A pool

B tree

C house

D

解析：选A。A 细节理解题。文章第一句提到“An owl fell into a pool”，可知猫头鹰掉进了池塘。故选A。

2.2. The owl was scared of ______.

A cats

B fireworks

C dogs

D

解析：选B。B 细节理解题。文中说“He was scared of fireworks”，说明猫头鹰害怕烟花。故选B。

3.3. The owl is ______.

A old

B young

C big

D

解析：选B。B 细节理解题。由“The owl is young”可知，这只猫头鹰是幼小的。故选B。

4.4. Today, the owl goes back to the ______.

A zoo

B park

C wild

D

解析：选C。C 细节理解题。根据“Today, he goes back to the wild”，可知猫头鹰回到了野外。故选C。