请问这个句子：The problem is too difficult.Nobody can work out it.有虾米错误?

I help him to solve the problem.这个句子对吗?顺便说明一下理由,不对 句子应该是 I help him out to solve the problem.这样算错吗？ 请问这个句子：The problem is too difficult.Nobody can work out it.有虾米错误? I not only play the guitar,I sing as well这个句子对吗?请问, it 形容词 for sb to do sth,有这个句式吗有一个句子叫“I found it difficult for me to do the physics problem. 请问这些句子的宾语从句怎么改?根据是什么?What's wrong?What's the matter?What's the trouble?what's the problem?把上面的句子放在I don't know后 After three month study ,the scientists worked out the physics problem.这个句子怎么翻译? 英语解释句子I can't work out the math problem easily deal know don't to with the I how problem如何连成句子 在英语书上看到这个句子I hope they win the match.请问这种形式对吗 分析一下这个英文句子Goldvberg calls the problem a disorder rather than a true addiction. 请帮我分析一下这个句子?The problem is easily to be solved I care too much,that's the problem.请问这句话的意思是什么? So difficult __ it to work out the problem that I decided to ask Tom for advice.B.did I find D.have I found 这个选b 请问是不是如果把d中的have 变成had ,d也对 请问：I don't know how to do this problem.中how to do this problem在句子中做什么成分? i like the school这个句子对吗 I think immediate measures should be taken to prevent the problem from deteriorating这个句子中,为什么要用from,用in可以吗?为什么要加上taken这个单词，写成should prevent..... 雅思 英文 这个句子有错么In the following essay ,I would like to explore the causes of this complicated problem from different aspects and suggest some possible measures. 我有点对这个句子理解无能.>< The low of books to people is the most serious problem