TENSE
PAST, PRESENT, FUTURE
Grammar "Big Bang Theory" style...
Or....try this.
Present Progressive: Action that is taking place NOW.
The form is: be+verb+ing
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He is walking. ("is" is a form of be, walk is the verb plus "ing")
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She is exercising. ("is" is a form of be, exercise is the verb plus "ing")
Present Simple: Action that is true or habitual at any time
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He walks to work.
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She exercises.
Past Progressive: An action in the past that is longer in duration than another action in the past
The form is: be (past)+verb+ing
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He was walking. ("was" is the past tense form of be, walk is the verb plus "ing)
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She was exercising. ("was" is the past tense form of be, exercising is the verb plus "ing)
Past Simple: A moment in the past
The form is: verb+ed
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He walked. (walk is the verb plus "ed")
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She exercised. (exercise is the verb plus "ed")
Future Progressive: An action in the future that is longer in duration than another action in the future.
The form is: will be+verb+ing
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He will be walking. (will be is the future, walk is the verb plus "ing")
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She will be exercising. (will be is the future, exercise is the verb plus "ing")
Future Simple: A moment that will take place after the current moment.
The form is: will+verb
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He will walk. (will is the future plus the verb "walk")
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He will exercise. (will is the future plus the verb "exercise")
Present Perfect: Indicates an action that has been completed before the current time but affects the current situation.
The form is: have+past participle
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He has walked around the block ("has" is a form of have plus the past participle "walked")
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She has exercised for three days in a row. ("has" is a form of have plus the past participle "exercised")
Present Perfect Progressive: An action that started in the past and is continuing during the present.
The form is: have or has+been+verb+ing
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He has been walking. ( "has" is a form of have, plus "been", the verb walk plus "ing")
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She has been exercising for weeks. ("has" is a form of have, plus "been", the verb exercise, plus "ing")