Question

what are the uses of present simple tense, present continues, present ferfect tense ​

Answer 1

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Present Perfect Continuous

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The present perfect continuous (also called present perfect progressive) is a verb tense which is used to show that an action started in the past and has continued up to the present moment. The present perfect continuous usually emphasizes duration, or the amount of time that an action has been taking place. Read on for detailed descriptions, examples, and present perfect continuous exercises.

Present Perfect Continuous Forms

The present perfect continuous is formed using has/have + been + present participle. Questions are indicated by inverting the subject and has/have. Negatives are made with not.

Statement: You have been waiting here for two hours.

Question: Have you been waiting here for two hours?

Negative: You have not been waiting here for two hours.

Answer 2

Answer:

1. Simple present tense is used to show natural truths  which are permanent and no one can make any change. It is also used to show a permanent habit.

2. Present continuous tense  is used to show any action which is progressive at the present time. It is also used to show a future action planned which will take place in the immediate future.

3. Present perfect tense  is used to show an action completed recently, but not in the long past.

Explanation:

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