necessary是一个雅思常考词汇，这个词的常用解释为a. 必需的， 必要的； 必然的n. 必需品，这个词在很多英文原版小说中怎么应用呢，今天小编就带您了解一下。
在查尔斯·狄更斯的《雾都孤儿》里，有这样的句子出现：
-- The fact is, that there was considerable difficulty in inducing Oliver to take upon himself the office of respiration,--a troublesome practice, but one which custom has rendered necessary to our easy existence; and for some time he lay gasping on a little flock mattress, rather unequally poised between this world and the next: the balance being decidedly in favour of the latter.
-- They made a great many other wise and humane regulations, having reference to the ladies, which it is not necessary to repeat; kindly undertook to divorce poor married people, in consequence of the great expense of a suit in Doctors' Commons; and, instead of compelling a man to support his family, as they had theretofore done, took his family away from him, and made him a bachelor!There is no saying how many applicants for relief, under these last two heads, might have started up in all classes of society, if it had not been coupled with the workhouse; but the board were long-headed men, and had provided for this difficulty.
-- It is not necessary to make any guesses on the subject, however; for the sudden entrance of the two young ladies whom Oliver had seen on a former occasion, caused the conversation to flow afresh.
-- Mr. Fagin did not seek to conceal his share in the catastrophe, but lamented with tears in his eyes that the wrong-headed and treacherous behaviour of the young person in question, had rendered it necessary that he should become the victim of certain evidence for the crown: which, if it were not precisely true, was indispensably necessary for the safety of him (Mr. Fagin) and a few select friends.
-- It was also solemnly arranged that poor Oliver should, for the purposes of the contemplated expedition, be unreservedly consigned to the care and custody of Mr. William Sikes; and further, that the said Sikes should deal with him as he thought fit; and should not be held responsible by the Jew for any mischance or evil that might be necessary to visit him: it being understood that, to render the compact in this respect binding, any representations made by Mr. Sikes on his return should be required to be confirmed and corroborated, in all important particulars, by the testimony of flash Toby Crackit.
在简·奥斯汀的《傲慢与偏见》里，有这样的句子出现：
-- The two youngest of the family, Catherine and Lydia, were particularly frequent in these attentions; their minds were more vacant than their sisters', and when nothing better offered, a walk to Meryton was necessary to amuse their morning hours and furnish conversation for the evening; and however bare of news the country in gen-eral might be, they always contrived to learn some from their aunt.
-- When you told Mrs. Bennet this morning that if you ever resolved upon quitting Netherfield you should be gone in five minutes, you meant it to be a sort of panegyric, of compliment to yourself and yet what is there so very laudable in a pre-cipitance which must leave very necessary business undone, and can be of no real advantage to yourself or anyone else?'
-- Chapter 15 r. Collins was not a sensible man, and the deficiency Mof nature had been but little assisted by education or society; the greatest part of his life having been spent under the guidance of an illiterate and miserly father; and though he belonged to one of the universities, he had merely kept the necessary terms, without forming at it any useful acquain-tance.
-- Society, I own, is necessary to me.
-- Elizabeth tried hard to dissuade him from such a scheme, assuring him that Mr. Darcy would consider his addressing him without introduction as an impertinent freedom, rath-er than a compliment to his aunt; that it was not in the least necessary there should be any notice on either side; and that if it were, it must belong to Mr. Darcy, the superior in con-sequence, to begin the acquaintance.
在丹尼尔·笛福的《鲁滨逊漂流记》里，有这样的句子出现：
-- I wrote the English captain's widow a full account of all my adventures - my slavery, escape, and how I had met with the Portuguese captain at sea, the humanity of his be-haviour, and what condition I was now in, with all other necessary directions for my supply; and when this honest captain came to Lisbon, he found means, by some of the English merchants there, to send over, not the order only, but a full account of my story to a merchant in London, who represented it effectually to her; whereupon she not only delivered the money, but out of her own pocket sent the Portugal captain a very handsome present for his humanity and charity to me.
-- The merchant in London, vesting this hundred pounds in English goods, such as the captain had written for, sent them directly to him at Lisbon, and he brought them all safe to me to the Brazils; among which, without my direc-tion (for I was too young in my business to think of them), he had taken care to have all sorts of tools, ironwork, and utensils necessary for my plantation, and which were of great use to me.
-- This being within about a mile from the shore where I was, and the ship seeming to stand upright still, I wished myself on board, that at least I might save some necessary things for my use.
-- Now I wanted nothing but a boat to furnish myself with many things which I foresaw would be very necessary to me.
-- Having now fixed my habitation, I found it absolutely necessary to provide a place to make a fire in, and fuel to burn: and what I did for that, and also how I enlarged my cave, and what conveniences I made, I shall give a full ac-count of in its place; but I must now give some little account of myself, and of my thoughts about living, which, it may well be supposed, were not a few.
在简·奥斯汀的《理智与情感》里，有这样的句子出现：
-- I shall not lose you so soon, and Edward will have greater opportunity of improving that natural taste for your favourite pursuit which must be so indispensably necessary to your future felicity.
-- It was necessary to the happiness of both; for however dissimilar in temper and outward behaviour, they strongly resembled each other in that total want of talent and taste which confined their employments, unconnected with such as society produced, within a very narrow compass.
-- It was only necessary to mention any favourite amusement to engage her to talk.
-- "My own loss is great," he continued, "in being obliged to leave so agreeable a party; but I am the more concerned, as I fear my presence is necessary to gain your admittance at Whitwell."
-- It has been, and is, and probably will always be a heavy misfortune to me, that I have had no necessary business to engage me, no profession to give me employment, or afford me any thing like independence.
在西奥多·德莱塞的《嘉莉妹妹》里，有这样的句子出现：
-- Carrie saw at once that an average speed was necessary or the work would pile up on her and all those below would be delayed.
-- "Well, George," said another rotund citizen, whose avoirdupois made necessary an almost alarming display of starched shirt bosom, "how goes it with you?"
-- In her nervousness and stress of mind she felt it necessary to act, and consequently put on a brown street dress, and at eleven o'clock started to visit the business portion once again.
-- She wandered about, assuring herself that she was making up her mind to look for something, and at the same time feeling that perhaps it was not necessary to be in such haste about it.
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