PRESENT PERFECT TENSE

In Unit 2 we are revising the present perfect tense (its form and uses). Let's see this video first:

Now, you can practice the form of the present perfect tense doing  these exercises:

Affirmative sentences

Negative sentences

Interrogative sentences

Mixed sentences 1

Mixed sentences 2

When you have known the forms of the present perfect tense, you can try and do how to differenciate between this tense and the simple past tense:

Present Perfect or simple past exercise 1, 2, 3, 4