These forms use a modal + have + the past participle. Examples: could have gone may have been should have known might have seen would have written must have forgotten 3. Another use for past participles is asparticipial adjectives(verb forms used as adjectives). Participial adje...
Talk about the past form “could” of the modal verb “can” and its negative form “couldn’t”. (1)She can fly kites very well now. But one year ago, she couldn’t do it at all. (2)She can perform ballet very well now. But when she was five, she could dance just a little...
which indicate possibility, obligation, permission and ability. A past modal verb implies something was possible, permitted, obligated or able to be done in the hypothetical sense, but didn’t actually happen. These verbs are combined with “have” to create the past modal structure. Here is a...
There are a few ways to say you have not yet decided what you want to do. For example, you can use modal verbs like "may," as in "I may drive to the beach this weekend." Another way to expressuncertaintyabout plans is to use a past tense verb. Which of these examples sounds mor...
1.Past perfect form: The past perfect tense in English is composed of two parts: the past tense of verb to have (had)+the past participle of the main verb. 1.Past perfect function The past perfect refers to a time earlier than before now。
2★★ Modal verbs in the pastComplete the text with: had to, would, shouldhave/shouldn't have, could/couldnt, was/wereable to. Change the form of the verb in brackets ifnecessary.City life, country lifeSam and Frances Bates used to live in London. Shewas a market analyst and he ...
FORM[If / When ... simple past ..., ... simple past ...][... simple past... if / when ... simple past ...] USEThe past real conditional describes what you used to do in particular real-life situations. It suggests that your habits have changed and you do not usually do ...
But wait – why did the speaker use a past verb form to talk about something that is happening now? Why not say, "Are you looking...?" The answer is that past forms do not always have a past meaning. In some situations, we use past tenses to describe the present, or even the fu...
动词过去式过去分词变形表（Past participle）The past tense and past participle form: welcome to continue to add ah, (a _ / U)(1) AAA type (verb prototype, past tense, past participle participle)Cost (cost) cost cost shut shut shut Cut (cut) cut cut spit spit spit Hit (dozen) hit ...
In the simple past tense, affirmative sentences typically include the auxiliary verb "was" for singular subjects and "were" for plural subjects, followed by the base form of the verb. Examples include, "She was in Japan last year," "We did our homework last night."The negative ...