1. 他一点也不累。

[ tā yī diǎn yě bù léi 。 ]

He was not a bit tired.

2. 他累垮了。

[ tā léi kuǎ le 。 ]

He was totally exhausted.

3. 他很累。

[ tā hěn léi 。 ]

He was not a little tired.