weak的第三人稱單數形式

weak沒有第三人稱單數形式，因為它是形容詞。

adj. [經] 疲軟的虛弱的無力的不牢固的

She was born with a weak heart.

她生來就有一個衰弱的心臟。

She was too weak to stand.

她虛弱得站都站不住。

She is still weak after her illness.

她病後仍然虛弱。

His weak voice was almost inaudible.

他聲音微弱得幾乎聽不到。

He was a weak little mouse of a man.

他是個懦弱無能的人。