save有save sb time doing sth 和 save time to do的用法吗

save有save sb time doing sth 和 save time to do的用法吗 Do save water,do save electricity,do save any energy!是否有语法错误? save sb for save save save Save save save lot of time save sb save one's life请问有何区别?请详解 How do you save your time in your daily life? do you save __(save) the money he needed,David waste no time to go to .选项,有 having save saved to save 和save we,save,do,how,water? save sb's bacon做何解释? save sb up是什么意思?如上!谢谢! To save time is to lengthen 这句英语有没语病i will have more chances to do that and save time and energy as well