Present Perfect

Affirmative forms

Exercise 1: choose HAVE or HAS
Exercise 2: choose HAVE or HAS
Exercise 3: choose the correct auxiliary verb and past participle form.
Exercise 4: Choose the correct past participle
Exercise 5: choose the correct affirmative form
Exercise 6: choose the correct affirmative form
Exercise 7: change from Present Simple to Present Perfect

Affirmative and negative forms

Exercise 8: choose the correct affirmative or negative form
Exercise 9: write the verb in the affirmative form.
Exercise 10: write affirmative sentences (+++)
Exercise 11: write negative sentences  (+++)
Exercise 12: write sentences with NEVER (+++)

Exercise 13: write the verb in the affirmative or negative form
Exercise 14: write the verb in the affirmative or negative form
Exercise 15: write the verb in the affirmative or negative form
Exercise 15: write the verb in the affirmative or negative form
Exercise 16: write the verb in the affirmative or negative form (++)

Questions

Exercise 17: choose the past participle in the questions with EVER.
Exercise 18: write the verb in these questions.
Exercise 19: choose the correct ending for the questions.
Exercise 20: write questions (+++)
Exercise 21: write questions (++)

Mixed forms (affirmative, negative, questions)

Exercise 16: complete the table with any form (affirmative, negative or interrogative)
Exercise 17: write the verbs in any form (affirmative, negative or interrogative)
Exercise 18: write the verbs in any form (affirmative, negative or interrogative)
Exercise 19  write the verbs in any form (affirmative, negative or interrogative)
Exercise 20: revision of all forms (affirmative, negative or interrogative)
Exercise 21: revision of all forms (affirmative, negative or interrogative)

FOR / SINCE

Exercise 22: choose FOR / SINCE
Exercise 23: choose FOR / SINCE
Exercise 24: choose FOR / SINCE
Exercise 25: choose FOR / SINCE
Exercise 26: choose FOR / SINCE
Exercise 27: FOR / SINCE

Time expressions EVER, JUST, ALREADY, NEVER, YET

Exercise 29: choose already or yet
Exercise 30: choose already or yet
Exercise 31: choose  ever, never, just, already and yet.
Exercise 32: write already, ever, for, just, never, since, yet