require to do和require doing区别,

题目

require to do和require doing区别,

答案

require doing sth 需要被做 ＝ require to be done require sb.to do sth 需要某人做某事 另外还有：1.require sth 需要某物2.require (that) sb.should do sth.从句用虚拟语气,其中should可以省略.3.require sth.o...