He is ten years old.

他十岁了。

《牛津词典》

Though he is ten years old, he has to_a flock of sheep after school…

A - 照顾，看顾的意思就是他虽然只有十岁，每天放学却要看顾一群羊 B 和…

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Jack is ten years old and he is annoyed recently.

杰克是十岁，他最近很烦恼。

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Jack is ten years old and he is annoyed recently.

杰克是十岁，他最近很烦恼。

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