English present and past tense

Present and Past; Simple and ProgressiveSimple PresentMeaning:It says that something was true in the past, is true in the present, and will be true in the future.FormExamples,UsagesUsages:Examples,UsagesExamples:Usages:Examples:Present ProgressiveMeaning:The present Progressive expresses an activity that is in progress at the moment of speaking. It is a temporary activity that began in the past, is continuing at the present, and will probably end at some point in the future.FormAffirmativeSimple formSimple form + -s /es(with third person singular)Negativedo + not + simple formdoes + not + simple form(with third person singular)A) I live in Riyadh.B) My age is 18 years old.C) Tom goes fishing every week.D) I get up early every day.1. A,B to express general statements of fact and general truths.2. C,Dto express habitual or everyday activities.AffirmativeNegativeam/is/are + v-ingam/is/are + not + v-ingTo express an action or event that is in progress at the moment of speaking. My cat is eating fish.I am speaking.Simple PastMeaning:It indicates that an activity or situation began and ended at a particular time in the past.FormAffirmativeNegativeRegular verbs-ed / -dIrregular verbsdid + not + simple formExamples,UsagesExamples:Usages:A) I watched TV last week.B) I played football yesterday.C) when i reached the maximum daily dose of caffine,my heart started beat.A,B :An activity or a situation that began and ended at a particular time in the past.C:If a sentence contains when and has the simple past in both clauses, the action in the when-clause happens first.Indicators:Always, usually, frequently, everyday, every time, on Sundays, every now and then, once a year, often, rarely, sometimes, generally, never, etc.Indicators:Now, right now, at this moment, etc.Indicators:Yesterday, last night, last week, ago, when etc.Past ProgressiveMeaningIt indicates that an activity or situation was in progress at a past point in time. The action is often interrupted by a simple past tense verb.FormAffirmativeNegativewas/were + v-ingwas/were + not + v-ingExamples,UsagesExamples:Usages:A) When I was watching TV, My mom started calling me.B) While I was studying in our room, my sister was having a nap.A: When two actions occurred at the same time, but one action began earlier and was in progress when the other one occurred.B:Sometimes the past progressive is used in both parts of a sentence when two actions are in progress simultaneously.Indicators:While, when
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