正尽力英语怎么说

He is trying to find much time to learing English.因为是正尽力，所以try和lear要用ing形式

try one's best to do sth;do one's best to do sth

strive 尽力try one's best to do sth=do one's best to do sth 尽某人全力做某事

try to do one`s best

He is making use of every possible munite to learn Englsh.

try hardmake great effortsdo one's besttry one's bestexert all one's energy

The doctors are trying their best to save the old man's life .

I will domy best!

trying make

The doctors are trying their best to save the life of the old man.