Caught in the lake. What kind of tadpole is this? Grow into a toad? Or a frog? (quite urgent)

Hello, this is: China toad, a kind of toad. Toad and frog tadpole can be distinguished as follows: frog tadpole has a round body, a long tail, a light body color and a mouth at the front of the head; Toad tadpoles, on the other hand, have a long body, usually black, a short tail and a slightly lighter color than their bodies, and their mouths are on the ventral surface of the front end of their heads.