改为同义句When I was a boy,I could swim very well. ------ ------ ----- ,I could swim very well.

问题描述:

改为同义句When I was a boy,I could swim very well. ------ ------ ----- ,I could swim very well.

when I was a child```I could swim very well.

As a boy,I could swim very well.我觉得这个答案比较合适

As a boy,I could swim very well.
不知道可以不····

只有三个空吧?

Being a boy, I could swim very well.
希望能帮到你~

(As a boy),I could swim very well.小时候我游泳很好.如果要用非谓语表示,可以改成Being a boy,I could swim very well.

In my childhood,I could swim very well。