Summary
The video introduces tenses such as present perfect, present perfect progressive, and past perfect, focusing on their usage and formation. It explains using present perfect to denote actions up to the current time, with 'since' and 'for' as key indicators. Additionally, it delves into present perfect progressive to showcase ongoing actions, and past perfect to depict actions that happened before another past event. Examples and detailed explanations are provided for each tense to aid in understanding and application.
Introduction to Tenses
Introducing the lesson on tenses, covering present perfect, present perfect progressive, and past perfect tenses.
Objectives and Usage
Discussing the objectives of the lesson and how to identify the usage of present perfect progressive and past perfect in relation to meaning and timeline.
Present Perfect Usage
Explaining the use of present perfect tense to indicate actions that have occurred up to the present moment, with examples and explanations of 'since' and 'for'.
Forming Present Perfect
Describing the formation of present perfect tense using 'has' or 'have' plus the past participle of the verb, with examples in affirmative, negative, and question forms.
Present Perfect Progressive
Explaining the usage of present perfect progressive tense to show ongoing actions or durations, with examples and details on how to form and use this tense.
Past Perfect Usage
Discussing the past perfect tense and its application to express actions that occurred before another past action, including examples and details on forming and using this tense.
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