require to do和require doing区别,

require to do 和 doing的区别 require to do 还是 require doing require dong 和require sb to do sth的区别 require的用法.是sb require doing sth 还是 sb require to do sth? require加doing还是to do require的用法是require sb doing sth,require sb do sth ,require s require for和require of区别 demand require request后面加DOING还是TO DO require sb do 还是require sb to do 是require sb doing sth,require sb do sth ,require sb sth?搞不清了 既然有require doing sth,又有require sth to be done,那么有require bei require 和request 的区别