so difficult ____it to live in an English-speaking country that i determined to learn EnglishA.i have felt B.have i feltC.i did feel d.did i feel选哪个.为什么?

so difficult ____it to live in an English-speaking country that i determined to learn EnglishA.i have felt B.have i feltC.i did feel d.did i feel选哪个.为什么? 这个.,so difficult . oh, volleyball is so difficult... so difficult 和too difficult 和very difficult 和much too difficult..的区别 Oh,volleyball is so difficult什么意思 Find someone to marry so difficult? Great changes have taken place in that school.It is no longer ____it was 20 years ago,____it was so poorly equipped. The classroom is ____ clean ____it was yesterdayA as as B so as C not so;asD more than Four years ago so fast so difficult什么意思? it is so difficult for sb to do sth,difficult用so形容对吗? I feel it so difficult 分析句子成分 急···如果只是so difficult Why everyting is so difficult to me,why?Why everyting is so difficult to me,why? It was （ ）that he could not finish it by himself.A、such difficult work B、so difficult a workC、such a difficult workD、so difficult work The movie is a great success ,____it is not very good A so B but C although D and It is _question that i can't work it out.A.a so difficult B.so a difficult C.so difficult a 请帮我 difficult so difficult as,as difficult as都一样吗?用法上有区别吗? The question is so difficult that nobody can answer it