Why has this proved difficult? 主语是? this 是什么?difficult?
新概念二册52课将答案用括号的词连起.Why has this proved difficult?Do they cov
_____ this difficult
I find it difficult to answer this qustion 哪个是主语
this question is very difficult ( )
This question is difficult ()us
This medicine has proved effective.中的proved为何是连系动词?
This is a difficult problem的同义句是什么
形式主语it 难题Do you think it difficult to work out this question
Right.This is difficult for you.Why don’t you read ____easie
it is ()this question is too difficult应该填because why?这两个翻译过来
English is so difficult?Yes or NO Why?take about this topic?
can ___ answer this difficult question ?