Then suddenly he stood on his head and began to sing.

然后，他一下子就倒立起来并唱起歌来了。

youdao

And I sing this song to my mom on Mother's Day every year since then.

打那以后，我每年母亲节都给妈妈唱这支歌。

youdao

And I sing this song to my mom on Mother's Day every year since then.

打那以后，我每年母亲节都给妈妈唱这支歌。

youdao