1．above and over

2．accept and receive

3．across and over

4．act and action

5．activate and actuate

6．adapt and adopt

7．adapter and adaptor

8．adjacent and contiguous

9．adjoin and adjourn

10．admire and respect

13．adverse and averse

12．adventitious and adventurous

11．admission and admittance

14．aeroplane，airplane and aircraft

15．affect and effect

16．affection and affectation

17．afflict and inflict

18．after and afterwards

19．alias and nickname

20．alive and living

21．all and whole

22．allowance，salary，wages and pay

23．allusion and reference

24．almost and nearly

25．alone and lonely

26．aloud and loudly

27．already and all ready

28．alright and all right

29．alternate and alternative

30．although and though

31．altogether and all together

32．amiable and amicable

33．amid and amidst

34．among and amongst

35．among and between

37．ante-and anti-

36．amuse and enjoy

38．apt，liable and likely

39．Arab，Arabian and Arabic

40．arise and rise

41．(a)round and about

42．artificial and false

43．artist and artiste

44．as and like

45．as，since，because and for

46．ascent and assent

47．astrologer and astronomer

48．astronaut and cosmonaut

49．as well and too

50．at，in and on(time)

51．attend，join and participate

52．attic and loft

53．aural and oral

54．avoid，prevent and avert

55．awake，awaken，wake and waken

56．award and reward

57．awhile and a while

58．backward and backwards

59．bad and badly

60．bank，beach，coast and shore

61．bare and empty

62．beat and beaten

63．beat and hit

64．beat and win

65．beautiful，handsome and pretty

66．been and gone

67．before and ago

68．begin，start and commence

69．be gone and have gone

70．beside and besides

71．besides and except

72．be used to and used to

73．biannual and biennual

74．big，great and large

76．black，coloured，Negro and nigger

75．bimonthly and semimonthly

77．blind and blinded

78．blink and wink

79．bloc and block

80．blush and flush

81．boat and ship

82．border，frontier and boundary

83．born and borne

84．borrow and lend

85．breast，chest and bosom

86．bring，take and fetch

88．broad and wide

87．Britisher and Briton

89．broke and broken

90．burned and burnt

91．business and busyness

92．by and with

93．by and near

94．cacao，cocoa，coca and coco

95．cannon and canon

96．canvas and canvass

97．capital and capitol

98．captivate and capture

99．careless and carefree

100．carpet，rug and mat

102．censor，censure and census

101．cement，concrete and mortar

103．ceremonial and ceremonious

104．cheap and cheaply

105．childish and childlike

106．citizen，inhabitant and resident

107．classic and classmal

108．client and customer

109．climate and weather

110．close and shut

111．cloth and clothes

112．comic and comical

114．compare and contrast

113．comment and commentary

115．complement and compliment

116．compose and compile

117．comprehensible and comprehensive

118．comprise，consist，compose and constitute

119．compulsive and compulsory

120．confidant and confident

121．connote and denote

122．constructional and constructive

123．contagious and infectious

124．contemporary and present-day

125．continual and continuous

127．continue and last

126．continuance，continuation and continuity

128．cook and cooker

129．cooperate and collaborate

130．corps and corpse

131．costume and custom

132．council and counsel

133．country and county

134．credible and credulous

135．crime，offence and sin

136．cry and weep

137．cultivated and cultured

138．date and day

140．deadly，fatal and lethal

139．dead and died

141．deceitful and deceptive

142．decided and decisive

143．deduce and deduct

144．deep and deeply

145．defensible and defensive

146．deficient and inefficient

147．definite and definitive

148．deliverance and delivery

149．delusion and illusion

150．deny and refuse

151．dependant and dependent

153．desirable and desirous

152．desert and dessert

155．dialectal and dialectical

154．detract and distract

156．diminish and minimise

157．direct and directly

158．discover and invent

159．disinterested and uninterested

160．dispose of and dispense with

161．distinct and distinctive

162．doubt and suspect

163．draft and draught

164．dress，wear and put on

166．dual and duel

165．drunk and drunken

167．due to and owing to

168．each and every

169．earthen，earthly and earthy

170．easy and easily

171．eatable and edible

172．economic and economical

173．elder and older

174．elderly and old

175．electric，electrical and electronic

176．emergence and emergency

178．eminent and imminent

177．emigrate and immigrate

179．emotional and emotive

180．endemic，epidemic and pandemic

181．energize and enervate

182．ensure and insure

183．envelop and envelope

184．envious and enviable

185．erupt and irrupt

186．especial(ly)and special(ly)

187．estimate and estimation

188．everyday and every day

190．exceedingly and excessively

189．everyone and every one

191．excellence and excellency

192．except and except for

193．exceptionable and exceptional

194．excitement and excitation

195．exhausting and exhaustive

196．expertise and expertize

197．extend，lengthen and prolong

198．fair and fairly

199．fairly，quite，rather and very

200．false and falsely

201．fanatic and fanatical

202．far and a long way

204．farther and further

203．faraway and far away

206．female and feminine

205．fearful and fearsome

207．fictional and fictitious

208．find and find out

209．fine and finely

210．firm and firmly

211．first and firstly

212．fit and suit

213．flat and flatly

215．flowed and flown

216．for and since

214．fleshly and fleshy

217．forbid and prohibit

218．forcible and forceful

219．forego and forgo

220．forget and leave

221．forward and forwards

222．foreword and preface

223．free and freely

224．gaol and jail

225．gather and collect

226．genial and genuine

227．gesticulate and gesture

229．glance and glimpse

228．get and acquire

230．gold and golden

231．go to bed and go to sleep

232．gorilla and guer(r)illa

233．gourmand and gourmet

234．graceful and gracious

235．guarantee and guaranty

236．habitable and inhabitable

237．handiwork and handwork

238．hanged and hung

239．happen，occur and take place

240．hard and hardly

242．heap and pile

241．harm and damage

243．heroin and heroine

244．hesitancy and hesitation

245．high and highly

246．high and tall

247．hire and rent

248．historic and historical

249．holiday and holidays

250．holiday and leave

251．hotel，inn，hostel and boarding house

252．homely and hom(e)y

253．honorary and honourable

255．human and humane

254．how and what…like

256．hurt and injure

257．hypercritical and hypocritical

258．idle and idol

259．ill and sick

260．illegible and unreadable

261．imaginary and imaginative

262．immature and premature

263．imperial and imperious

264．imply and infer

265．in and into

266．in and on

269．incredible and incredulous

267．inability and disability

268．in case and if

270．industrial and industrious

271．ingenious and ingenuous

272．injure and wound

273．insist and persist

274．instructional and instructive

275．into and in to

276．irreparable and unrepairable

277．job，work，trade，profession，occupation and vocation

278．juror and jurist

279．kilo-and milli-

281．last and the last

280．last and latest

282．latest and newest

283．laudable and laudatory

284．lay and lie

285．lighted and lit

286．lightening and lightning

287．liquidate and liquidize

288．literal，literate and literary

289．living room，sitting room，drawing room and lounge

290．long and for a long time

291．loose，loosen and lose

293．luxuriant and luxurious

292．low and lowly

294．lyric and lyrical

295．madam and madame

296．manner and manners

297．marriage and wedding

298．masterful and masterly

299．melted and molten

300．momentary and momentous

301．mood and temper

302．moonlight and moonlit

303．moral and morale

304．mortgagee and mortgagor

307．next and nearest

305．mov(e)able and mobile

306．naught and nought

308．next and the next

309．notable and noticeable

310．notable and noted

311．nought，O and zero

312．observance and observation

313．obsolescent and obsolete

314．on and upon

315．onto and on to

316．open and opened

317．other and others

318．outdoor and outdoors

319．partially and partly

320．passed and past

321．pay and spend

322．pendant and pendent

323．penisula and penisular

324．perceptible and perceptive

325．permissible and permissive

326．personage，personality and VIP

327．physician and physicist

328．pigeon and dove

329．pitable and pitiful

330．play and act

332．practicable and practical

331．portion and part

333．precede and proceed

334．precedence and precedent

335．presently and at present

336．presumptive and presumptuous

337．preventable and preventive

338．principal and principle

339．purposefully and purposely

340．raise and rise

341．rare and scarce

342．rarely and scarcely

344．recount and re-count

343．realize and recognize

345．referee and umpire

346．regretful and regrettable

347．relation，relationship and relative

348．rely，depend and count

349．remediable and remedial

350．replace and substitute

351．respectable and respectful

352．reveal and expose

353．reverend and reverent

354．right and rightly

355．road and street

357．salon and saloon

356．rob and steal

358．say and tell

359．seasonable and seasonal

360．see and watch

361．sensible and sensitive

362．sentiment and sentimentality

363．sharp and sharply

364．short and shortly

365．silk，silken and silky

366．skil(l)ful and skilled

367．slack and slake

369．small and little

368．slow and slowly

370．sociable and social

371．some and any

372．sometime，some time and sometimes

373．sound and soundly

374．speak and talk

375．sport，sports and sporting

376．stationary and stationery

377．steady and steadily

378．stimulant and stimulus

379．stop and pause

380．storey and story

381．streak，strip and stripe

382．stringed and strung

384．sunk and sunken

385．sure and surely

383．suit and suite

386．systematic and systemic

387．tasteful and tasty

388．tax，duty，rates and toll

389．technics，technique and technology

390．terrible and terrific

391．throw and toss

392．tight and tightly

393．travel，journey and trip

395．understandable and understanding

394．troop and troupe

396．unless and if not

397．unqualilified and disqualified

398．until，till and to

399．upward and upwards

400．urban and urbane

401．verbal and oral

402．visible and visual

403．wide and widely

404．wrong and wrongly

405．youth，teenager and adolescent

主要参考书目