唯一容易学的语言 The only language easy to learn 为什么用easy不用easily

唯一容易学的语言 The only language easy to learn 为什么用easy不用easily The only language -easy -to learn is the mother language The only language is easy to learn is the mother languguage. The only language----is easy to learn is the mother tongue.A the only language that is easy to learn is the mother tongue The only language (that) is easy to learn is the mother tong English is not very easy to learn这个时候为什么不用easily呢,学习英语不是应该为动 take it easy 为什么不用easily take it easy 中的 easy 为什么不用 easily 动词后面不是用副词修饰吗 english is easy to learn,不定式为什么不用被动 为什么I find this computer game easy enough to play这句话中不用easily Eniglish is a language easy to learn中的easy to learn 是属于形容词短语