They found ____very difficult____English well.A.it,learnB.it,to l_英语解答

They found ____very difficult____English well.
A.it,learn
B.it,to learn
C.that,learn
D.that,to learn

人气：398 ℃　时间：2020-03-28 05:43:11

解答

选B
it是形式宾语,后面要用动词不定式.,
It + be + adj + to do sth