题目内容：

1.it is＿to work out this problem.you neednt ask the teacher.
a.enough easy b easily enough c.easy enough
2.there is no difference between the two words.i really dont know.＿
a.what to choose b.which to choose c.to choose which

优质解答

1、C 形容词easy作表语,而enough,是副词修饰形容词,做状语；而当enough 作为形容词修饰名词时,在名词的前面.
做这样的题判断enough的位置.
2、B what和which的区别在于what没有范围,比如,what do you like?你可以回答任何人或事；而which do you like better,a cat or a dog?你只能在这两个里面选择一个,所以,which有范围.
题中,说这两个,明显是有范围.