2 sentences

1. 奶奶年纪大了，眼力大不如前。

   nǎi​nai nián​jì dà le, yǎn​lì dà​bù​rú​qián.

   Grandma is getting old, and her eyesight isn't what it used to be.

   Source: Dong Chinese Dictionary

2. 他很有眼力，一眼就看出了这幅画是真迹。

   tā hěn yǒu yǎn​lì, yī yǎn jiù kàn​chū le zhè fú huà shì zhēn​jì.

   He has a keen eye and could tell at a glance that the painting was authentic.

   Source: Dong Chinese Dictionary