名詞所有格: boy's
There was a deep frown on the boy's face.
那個男孩的臉上有深皺眉的表情。
The boy was cheeky and casual.
這個男孩嘻皮笑臉、隨隨便便。
He seemed so young， a mere boy.
他看來那麼年輕，只是個孩子。
I'm going to be a good boy now.
我現在要做一個聽話的男孩。
The boy has great potential.
這個男孩有很大的潛力。
The boy gave him a guarded look.
這個男孩謹慎地看了他一眼。
