他答应尽力而为的英文

• he promised to do his best

• 他:    he
• 答应:    answer; reply; respond
• 尽力而为:    do everything in one's power ...
• 尽力而为:    do everything in one's power; contribute according to one's ability; do one's best; do ... to the best of one's capabilities; do whatever lies [is] in one's power; exert one's utmost; make the best of one's way; shoot one's best
• 努力；尽力而为:    do/try one's best/utmost; do/try one’s best/utmost

例句与用法

1. He promised to do his best .
   他答应尽力而为。