◎ 题干
I had fun ______ in the pool when I was young.
[     ]
A. swam    
B. swiming
C. swimming  
D. swim
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“I had fun ______ in the pool when I was young.[ ]A. swam B. swiming C. swimmingD. swim…”主要考查了你对  【动名词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。