they found it is impossible to finish the task ahead of time.这句话为什么不可以用it is 只能用it.可不可以具体点举例啊什么的

These days it is found that school students hardly have any sports.is it because they have they found that very interesting改错还有Did they proud of their students？How a bad weather it is！ The World Sleep Day falls on March 21 every year.The theme of 2010 is Good sleep,healthy life.The survey found that more than 27% people have the sleeping problem.It's not a serious illness as c______ ,but it's believed to have good sleep is very imp 一些英语题目.速度一.1.I found that communicating was quite difficult.（find...not easy）2.In some areas ,families are so poor that they live in rubbish dumps. (so...;full of rubbish)3.The Thai government works hard in order that it can imp where is it commonly found?不要翻译机 英语翻译But they found it empty of people and things It was in the forest( ) they found the lost cow 形式宾语it的用法they found it difficult to study well 与 they found it is difficult to study well 为什么第二个句子不对.如果把第一句study well代替it,把后面的to study well去掉,再读,好像应该加上个is在difficult Where can I find a pimp in Chengdu?I found it!But they provide massage service only,and just for ladies.The QQnumber is 1733608190.tel 13689035319. I found it hard to understood为什么不是I found it is hard to understood I found it impossible to answer all the questions.请问为什么不是found it is impossible? they found it is impossible to finish the task ahead of time.这句话为什么不可以用it is 只能用it.可不可以具体点举例啊什么的 英语翻译These days it is found that school students hardly have any sports.Is it because they have no 1 in sports?It may not be true.They often say they have 2 more important things to do.　　What are these important things?Exams!They have to 3 初三英语题疑惑 大家看下~they found impossible to finish so much work in such a short time.为什么不能用it is they found（that） it is impossible to finish so much work in such a short time.不能看做省略that 的从句 In the room ___ a big table and a great many chairs.A.they are found B.are found C.is found D.has been found now it is in the lost and found case.翻译 He found it difficult to sleep.为什么is省略? it is found out是什么意思?另请举两个例句