What is the differnece between Present Prefect and Present Prefect Continuous?
1) We use state verbs only with Present Perfect. 2) When we focus on duration - Present Perfect Comtinuous ; When we focus on result - Present Perfect
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What is the differnece between Present Prefect and Past Simple?
When we focus on result - Present Perfect; When we focus on the action - Past Simple?
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If we know when the action happened, do we use Past Simple or Present Perfect?
Past Simple
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What signal words do we use in Present Perfect?
since; for; yet; just; already; ever; never
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When do we use Past Perfect?
When one past action happened before another past action.
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When do we use Past Continuous? (3 rules)
1) To talk about background information in a story 2) For an action which was in progress at stated time in the past 3) For long action which were interrupted
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What is the difference between "have to" and "must"?
"HAVE TO" when someone thinks it is necessary; "MUST" when I think it is necessary
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What is the difference between "don't have to" and "mustn't"?
"DON'T HAVE TO" - you have choice - if you want - you do something, if you don't want - you don't do it; "MUSTN'T" it's forbidden
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How do we change "have to / don't have to" and "must" for he/she/it?
has to, doesn't have to; "must" - we don't change
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How do we change "have to" and "must" to talk about past
"have to" and "must" - had to
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What's the synonym to "should"?
be supposed to
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What is the difference between "going to" and Present Continuous?
