常用英语词频表(美国)
英语词频表（注：此词频表根据美国英语整理V#0A）13,918 Words
34349 the
13363 of
10465 to
10375 in
8359 and
7782 a
5457 is
4291 that
4197 for
3871 they
3641 it
3176 are
2828 people
2457 from
2368 was
2302 he
2092 have
2071 on
2037 s (Probably means uses of 's.)
1974 say
1956 about
1947 with
1939 this 1873 be 1835 more 1753 also 1740 not 1717 as 1646 at 1642 says 1633 their 1616 will 1594 by 1573 has 1494 or 1486 years 1479 than 1437 can 1390 other 1378 new 1372 many 1278 states 1274 united 1258 an 1239 were 1237 one 1220 disease
1177 scientists 1162 american 1102 who
1093 some
1088 world
988 but
976 his
967 called
957 these
944 most
910 had
869 first
856 year
832 may
829 mr
791 said
785 two
755 she
753 study
725 there
723 been
706 countries 699 found
697 its
693 health
666 however
665 all
661 experts
651 children 651 could
622 when
617 would
609 time
602 used
600 president 597 women
584 them
580 officials 572 researchers 572 space
571 area
564 water
559 use
554 during
547 help
526 do
526 after
512 into
509 only
507 percent
500 animals 498 last
493 each
491 cells
489 group
487 state
484 food
478 if
471 national 465 we
460 government 459 because 459 now
452 research 450 part
450 areas
447 work
434 small
433 her
433 blood
429 very
420 made
420 body
414 no
414 several
413 city
405 america
404 like
403 should
401 such
400 cancer
393 earth
392 ago
389 you
386 report
385 around
384 another
380 so
376 how
374 important
373 americans
371 make
369 international 369 money
367 day
364 three
362 cause
361 information 358 much
355 doctors
350 problems 350 then
350 today 349 large 349 river 347 drug
346 almost 342 did
341 example 330 heart 328 human 324 tell
322 medical 321 over
320 what
320 long
316 before 316 system 313 way
311 show
311 life
309 music 307 old
306 against 305 include
305 aids
301 through
300 number
299 drugs
297 where
297 control
297 young
297 live
296 washington 295 center
291 groups
288 place
288 program
287 take
287 organization 286 known
285 patients
285 between
284 out
284 different 283 developing 282 university 282 those
281 men
280 ten
279 treatment 279 high
279 near
278 later
278 began
277 south
276 nations 275 must
275 dollars 273 increase 273 person 272 plants 271 studies 270 doctor 270 africa 269 up
268 major
266 any
266 every
264 become 263 public 258 get
256 see
255 same
255 special
253 companies 252 four
252 members 252 brain
250 family 250 became 249 often
249 land
249 early
249 next
248 war
247 kinds
245 air
244 believe 240 spread 240 too
239 support 236 find
234 among
234 country 233 white
232 virus
230 huge
229 month
228 famous
227 still
226 died
224 levels
223 diseases
222 environmental 222 federal
220 being
220 company
220 develop
220 developed
218 provide
218 prevent
218 bush
216 evidence
216 end
214 kind
212 caused
211 five
210 agency
208 does
206 california 205 best
204 took
204 produce 203 animal
203 home
201 building 199 past
199 north
198 population 198 reported 197 able
197 trees
196 genetic 196 which
196 causes
195 cities
194 risk
193 millions 192 house
192 even
192 history 192 few
191 times
191 museum
190 problem 190 great
190 poor
190 since
190 change
189 workers 189 good
188 led
187 products 187 reduce
186 plan
186 care
186 infected 185 possible 184 station 184 parts
182 earlier 182 similar 181 popular 181 week
180 shows
179 both
177 him
177 discovered 176 helped
176 days
175 protect 175 using
175 changes
175 until
174 thousands 174 school
173 yet
173 medicine 172 others
172 humans
172 project
171 twenty
170 agriculture 170 findings 170 lead
170 enough
170 development 170 environment 169 linked
169 congress 168 less
168 china
167 chemicals 166 working
165 visitors 165 least
165 built
164 golf
163 months
162 wrote
161 showed
160 vaccine
160 results
160 tests
160 need
160 ship
159 black
159 increased 159 ancient
159 usually
157 action
157 diabetes 157 age
156 won
156 african
156 own
156 mars
155 older
155 one-hundred 155 john
154 recent
154 ocean
154 students 154 six
153 amount
153 grow
153 know
152 just
151 recently 151 named
150 future
150 treat
150 second
148 damage
148 man
148 technology 148 nasa
148 kilometers 147 death
147 stop
147 improve 147 farmers 146 want
146 trade
145 natural 145 effects 144 carbon
144 meters 144 leaders 144 power 143 genes 143 lived 142 mexico 142 lives 142 song
142 living 141 court 141 largest 141 computer 141 programs 141 book
141 expected 140 mother 140 chemical 140 service 139 internet 139 serious 139 name
139 thirty 139 continue 139 little
138 created 138 red
138 discovery 137 malaria 137 babies 137 difficult 137 efforts 137 might
137 mister 137 europe 136 ways
136 things 136 eat
136 bacteria 136 energy 135 material 135 books
135 objects 135 needed 134 industry 134 west
134 extremely 134 move
134 skin
134 mizz
133 play
132 crops
132 farm
132 without 132 under
132 produced 131 sea
131 together 131 given
131 plant
131 southern 130 normal 130 back
129 changed 129 announced 129 shuttle 129 result 128 english 128 involved 128 meeting 128 florida 128 foods
128 better
128 common
128 top
127 learn
127 general
127 killed
127 taken
127 designed 127 ever
126 across
126 --
126 give
125 treated
125 science
125 clinton
125 fifty
125 jazz
124 military 124 pollution 124 device
124 traditional 124 park
123 eight
123 longer
123 weather
122 department