“我们俩互相帮助，他教我打球，我教他唱歌”用英语怎么说

Question

如题所述

Answer 1

We help each other, he teaches me to play football, I teach him to sing 。也可用动词不定式。

Answer 2

We help each other, he teaches me to play football, I teach him to sing

Answer 3

..........................????????????????

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Answer 4

we help each other，he teaches me ball-gaming while i make him sing。