He could not find ______ a piece of paper. A. either a pen or B. neither a pen nor选哪个?还是都有问题?

He can not find his way home,he __ __ __ __the policeman for 翻译此句子again he could not find the place . could not find object Could not find process error:could not find data Tom knew he could not wait __ longer.A,no B,any C,not D,none he could not find his fifty pence anywhere__get his arm outa.nor he could b.nor could he请说明理由, he could not find his fifty pence anywhere__get his arm outa.nor he could b.nor could he请说明理由, He looked for his pen .he could not find it用（but)连,说原因为什么这么连He looked for his pen but he could not find it行吗 开机提示could not find translation file But ,I could not find her/him . could not find object什么意思? org.hibernate.HibernateException: Could not find datasource could not find any compatible direct3d devices? he can not find the He could not find his fifty pence anywhere nor could he get his arm out.这句怎么理解,主要是nor那里~讲详细点~谢谢 情态动词 1.He did not regret saying what he did but felt that he __ it differently.A.could have expressed B.would express2.It is said that there are plenty of hotels in that town.There __be any difficulty for you to find somewhere to stay.A.shoul 同意句转换 he could not find the way home without the policeman's help用 if 改