they need the library to help breed new crops in case of species extinction请给出正确翻译

how can i get to the librar? 是什么意思 so they need the ( )sleeping time. 被动语态谢谢peter is painting his room they have set up lots of fucteries in town they had sold out all the sewing machines before we arrivethe boss published his new book last week i found my key in the desk you returued the book to the librar They They need light They need electricity ____(make)the machines ____(work). .Need they fill in the form回答用MUST吗 they need some juice for the party.改为否定句 they need juice for the party.改为否定句 the children are e___,they need to have a rest. They need 5 more actors for the talent show.同义句They need()()actors for the talent show. They need five more actors for the talent show.=They need ___ ___ actors for the talent show. They need our help badly at the moment,____?A.needn't they B.need they C.don't they D.do they You _(keep) the book for two weeks,and you'd better return it to the librar situation denies many businesses the credit they need to operatethe credit they need to operate 在句子中是什么成分 They usually （）on the Internet.So they donnot need CDs. What do they need? They need our help badly at the moment,________?A.needn't they B.need they C.don't they D.do they 答案给的是a 我认为应该是c对吗?因为need 这里是实义动词 you mustn't take the maganzines out of the library.保持句意不变_ _ the maganzines out of the librar