0251 4.72 0252 4.73 4.74 necessary time 4.75 previously mentioned time 4.76 0253 4.77 still for existing situations 4.78 still for expected situations 4.79 yet for expected situations 4.80 0254 4.81 4.82 likely change 4.83 a past situation that has stopped existing 4.84 already for emphasizing occurrence 0255 4.85 4.86 clock times 0256 4.87 times of the day 4.88 naming days 0257 4.89 months, seasons, and dates 4.90 years, decades, and centuries 0258 4.91 at for specific times 4.92 at for relating events 0259 4.93 4.94 in for periods of time 0260 4.95 in for specific time 4.96 on for short periods of time 0261 4.97 on for longer periods of time 4.98 on for subsequent events 4.99 ordering of time adverbials 4.100 approximate times 0262 4.101 BE CAREFUL 4.102 4.103 during for periods of time 4.104 0263 4.105 BE CAREFUL 4.106 over for events 4.107 relating events and times 0264 4.108 order of events 4.109 events that happen at the same time 4.110 linking adverbs 0265 4.111 by for specific time 4.112 0266 4.113 4.114 0267 4.115 USAGE NOTE 0268 4.116 estimating frequency 4.117 regular intervals 4.118 USAGE NOTE 0269 4.119 particular occurrences of an event 0270 4.120 -ly time adverbs 4.121 prepositional phrases 0271 4.122 development and regular occurrence 4.123 0272 4.124 prepositional phrases 4.125 for for length of time 0273 4.126 4.127 4.128 for for emphasis 4.129 USAGE NOTE 4.130 in and within for end of a period 0274 4.131 4.132 for and in with general or specific time 4.133 noun phrases that express duration 4.134 approximate duration 0275 4.135 0276 4.136 4.137 start time 0277 4.138 4.139 4.140 end time 0278 4.141 4.142 start and end times 0279 4.143 4.144 0280 5.1 5.2 5.3 word order 0281 5.4 statements, questions, and orders 5.5 5.6 giving information 0282 5.7 expressing opinions 5.8 making promises 5.9 emphasis 5.10 5.11 types of question 0283 5.12 position of auxiliary verbs 5.13 5.14 be and have as main verbs 0284 5.15 5.16 forming question tags 0285 5.17 checking statements 5.18 replying to tags 5.19 other uses of question tags 0286 5.20 5.21 5.22 wh-words 0287 5.23 wh-word as subject 5.24 wh-word as object or adverb 5.25 questions without a verb 0288 5.26 who and whom 5.27 whose 5.28 which 0289 5.29 when and where 5.30 why 5.31 how 0290 5.32 how with other words 5.33 what 0291 5.34 whatever, wherever, and whoever 5.35 orders and instructions 0292 5.36 advice and warnings 5.37 appeals 0293 5.38 explanations 5.39 let 0294 5.40 confirming 5.41 instructing 5.42 offers and invitations 0295 5.43 requests, orders, and instructions 5.44 questions that do not expect an answer 5.45 questions without a verb 0296 5.46 suggestions 5.47 5.48 5.49 0297 5.50 BE CAREFUL 5.51 5.52 not 5.53 position in verb phrases 5.54 adding do 5.55 not with be 5.56 not with have and have got 0298 5.57 position with -ing forms and to-infinitives 5.58 with an inflected form and an -ing form or to-infinitive 0299 5.59 contractions of not 5.60 USAGE NOTE 5.61 other uses of not 0300 5.62 5.63 not used for contrast 5.64 never 0301 5.65 with simple forms of be 5.66 with simple forms of other verbs 5.67 emphasis 0302 5.68 never in imperatives 5.69 no 5.70 5.71 none 5.72 none of 5.73 words beginning with no- 0303 5.74 followed by but 5.75 neither and nor 5.76 neither in replies 5.77 0304 5.78 neither with singular nouns 5.79 neither of 5.80 5.81 position in clause 5.82 0305 5.83 with simple form of be 5.84 with other verbs 5.85 as first word in the clause 5.86 USAGE NOTE 0306 5.87 almost 5.88 at all 5.89 whatsoever 0307 5.90 ever 5.91 other expressions 0308 5.92 5.93 5.94 5.95 attitude to information 0309 5.96 attitude to intentions 5.97 attitude to people 5.98 use in sentences containing more than one clause 5.99 form of following verb 0310 5.100 5.101 no inflections 5.102 negatives 0311 5.103 questions 5.104 question tags 5.105 contractions 5.106 USAGE NOTE 0312 5.107 5.108 the future: shall and will 0313 5.109 5.110 ability in the past: could 5.111 reported speech 5.112 things that happened regularly in the past: would 5.113 thinking about the future: would 5.114 refusing to do something: would not 0314 5.115 5.116 skills and abilities: can and could 5.117 awareness: can and could 5.118 general truths: can and could 0315 5.119 BE CAREFUL 5.120 5.121 assuming that something is the case: will and would 5.122 certainty: would and should 0316 5.123 belief: must and cannot 5.124 present possibility: could, might, and may 5.125 negative possibility: might not and may not 0317 5.126 impossibility: could not and cannot 5.127 strong assertion: could not with comparatives 5.128 talking about the future 5.129 certainty: will 5.130 certainty: shall, must, and cannot 0318 5.131 expectation: should and ought to 5.132 future possibility: could, might, and may 5.133 talking about the past 5.134 expectation: should have, ought to have 0319 5.135 possibility: would have 5.136 possibility: could have, might have 5.137 uncertainty: could have, might have, may have 5.138 negative possibility: might not have, may not have 5.139 impossibility: could have with negative 0320 5.140 permission: can 5.141 formal permission: may 5.142 permission in the past: could 5.143 BE CAREFUL 5.144 5.145 saying that something is forbidden: cannot 5.146 saying that something is forbidden: may not 0321 5.147 saying that something is forbidden: will not 5.148 saying that something is forbidden: shall not 5.149 saying that something is forbidden: imperatives 5.150 undesirable actions: should not 5.151 undesirable actions: must not 5.152 0322 5.153 5.154 5.155 instructions and appeals for help 5.156 instructions and appeals for help: will 5.157 instructions and appeals for help: would 0323 5.158 instructions and appeals for help: could 5.159 appeals for help: can 5.160 requests 5.161 requests: can 5.162 requests: could 5.163 requests: can’t and couldn’t 0324 5.164 requests: may and might 5.165 instructions: would like 5.166 firm instructions: will 5.167 formal instructions: shall 5.168 imperatives 5.169 requests: would like, should like 5.170 polite additions to requests 0325 5.171 5.172 offers and invitations: will 5.173 offers and invitations: would and wouldn’t 5.174 offers of help: can 5.175 offers of help: may 0326 5.176 offers of help: shall and should 5.177 emphasizing ability: can 5.178 persuasive invitations: must and have to 5.179 5.180 5.181 suggesting: could 5.182 suggesting: should and ought to 0327 5.183 persuading: must 5.184 polite suggestions: might 5.185 suggesting: might as well, may as well 5.186 suggesting: shall 0328 5.187 5.188 5.189 intentions: will 5.190 5.191 intentions: shall 5.192 intentions: must 0329 5.193 5.194 5.195 refusal: will not and won’t 5.196 refusal: would not 5.197 unwillingness: cannot 5.198 unwillingness: couldn’t 0330 5.199 5.200 5.201 wishes: would 5.202 5.203 wishes: should 5.204 preference: would rather, would sooner 0331 5.205 wishes: would have 5.206 USAGE NOTE 5.207 regret: would that 5.208 hopes and wishes: may 5.209 5.210 importance: must 0332 5.211 necessity: will have to, will need to 5.212 necessity: shall have to 5.213 importance: should and ought to 0333 5.214 5.215 importance: must 5.216 importance: should and ought to 5.217 politeness: can and could 0334 5.218 5.219 approval: may and might 5.220 politeness: should and would 5.221 5.222 saying whether something is possible 0335 5.223 5.224 5.225 5.226 5.227 0336 5.228 5.229 5.230 saying how likely something is 5.231 5.232 5.233 giving instructions and making requests 5.234 0337 5.235 stating an intention 5.236 5.237 5.238 5.239 expressing unwillingness 5.240 5.241 0338 5.242 indicating importance 5.243 5.244 5.245 0339 5.246 5.247 dare and need 5.248 inflected forms 5.249 use with other modals 5.250 use with do 0340 5.251 other uses of dare and need 5.252 used to 5.253 5.254 omitting the following verb phrase 5.255 negatives 0341 5.256 questions 0342 6.1 6.2 adverb phrases 6.3 prepositional phrases 0343 6.4 noun phrases 6.5 adding meaning to verb phrases 6.6 adding meaning to clauses 0344 6.7 6.8 beginning of clause for emphasis 6.9 between subject and verb 0345 6.10 0346 6.11 USAGE NOTE 6.12 minor points about position 6.13 manner, place, then time 0347 6.14 adverbials of the same type 6.15 changing word order after adverbials 0348 6.16 6.17 -ly adverbs 0349 6.18 spelling 6.19 6.20 adverb meaning 6.21 0350 6.22 6.23 6.24 same form as adjective: a fast car, drive fast