Itisverycleveryoutoworkoutdifficultaproblemtheteachersetus．A.for;soB.for;suchC.of;soD.of;such

Question

It is very clever _________ you to work out _________ difficult a problem the teacher set us．
A.for; so
B.for; such
C.of; so
D.of; such

Answer 1

答案C
kind,clever,polite,rude等表示品质的词,后面应用of；第二个空格处为“so+adj．+a+n．”结构,此结构也可以变成“such a+adj．+n．”.