动词后加-ing 的规则(Rules of adding -ing after verbs) Verb ing rules [i:] [i]: [pgfla vowel [u:]] [[u]] []:?? [] [] [e? I] [e i]. [i? [u? U] [u]] [? 1. English verb -ing, usually in the original ending directly add -ing components: cough - coughing, ...
动词后加-ing的规则(Theruleofadding-ingafteraverb)Verbingrules[i:][i]:[pgflavowel[u:]][[u]][]:??[][][e?I][ei].[i?[u?U][u]][?1.Englishverb-ing,usuallyintheoriginalendingdirectlyadd-ingcomponents:cough-coughing,climb-climbing,stand-standing,fight-fighting2.to-eattheendoftheverb(...
Other verbs that appear in the sentence often take non-finite forms, such as infinitives (to + base form of the verb), participles (past participle or present participle), or gerunds (-ing form acting as a noun). So in this case: "convert" is the main verb of the sentence. "adding...
In British English, l is a systematic exception to the stress-based rule: double ll is used before -ing, -ed, -er, -est even after an unstressed vowel. But the other rules that I mentioned in 1, 2 and 3 still apply. Wikipedia has more detailed coverage of the difference...
The doubling up rule states that, when adding avowel suffix(e.g., “-ing” or “-ed”) to asingle-syllableword that ends with one vowel followed by one consonant, we should double the final consonant. For instance, “dig” gains an extra “g” when changed to “digging.” Additional...
In 1981, medical professionals were beginning to notice a pattern of deaths among gay men who were succumbing to an otherwise extremely rare cancer called Kaposi's sarcoma. Although the disease had not yet been named or identified, it was the dawn of the AIDS crisis, one of the most terrif...
Click Here for Step-by-Step Rules, Stories and Exercises to Practice All English Tenses Consonant b b c d f g h k m n p q r s t v w x y z Download a free worksheet + answer key. Some verbs change their spelling when "ing" is added to them. ...