Question

(1/3)answer,for,difficult,them,questions,it,is,to,the连词成句

Answer 1

answer,for,difficult,them,questions,it,is,to,the

It is difficult for them to answer the questions.
The quetions is difficult for them to answer it.

Answer 2

第一种：It is to difficult for them to answer the questions.
第二种：The quetions is difficult for them to answer it.

Answer 3

It is difficult for them to answer the questions.

Answer 4

it is difficults answer for the questions to them