feel,spell,write down,join,find完形填空

题目

feel,spell,write down,join,find完形填空
如果我错了,
1：You should (write down) new English words in a vocabulary list.
2:If you don't know how to (spell) new words,look them up in a dictionary.
3:The best way to improve your English is to (join) an English club.
4:Another thing that he (felled) very difficult was English grammar.
5:This kind of paper (found) very soft.

答案

4和5倒了,find something difficult ; feel sth. 加形容词.