他会尽其所能帮助你的。 英语翻译

Question

he will do everything_____ his _____ to help you。

Answer 1

of best……
do one's best to do help sb:尽某人最大的努力去帮助别人
属于固定用法
everything of his……：他的一切

Answer 2

感觉是 within his strength...

Answer 3

try best

Answer 4

with ability