People will try their best to protcet them.(改为同义句)

问题描述:

People will try their best to protcet them.(改为同义句)

People will spare no efforts to protect them.
spare no efforts to =try their best to

People will do anything to protcet them.

People will do their best to protcet them
注 try one's best to do sth = do one's best to do sth 尽力做某事