Primero medio B

Form of Present Perfect

	Positive	Negative	Question
I / you / we / they	I have spoken.	I have not spoken.	Have I spoken?
he / she / it	He has spoken.	He has not spoken.	Has he spoken?

For irregular verbs, use the participle form (see list of irregular verbs, 3rd column). For regular verbs, just add “ed”.

EXERCISES 

http://www.ego4u.com/en/cram-up/grammar/present-perfect-simple/exercises?03

http://www.ego4u.com/en/cram-up/grammar/present-perfect-simple/exercises

http://www.better-english.com/grammar/presentperfect1.htm

http://www.englishexercises.org/makeagame/viewgame.asp?id=2998

http://www.englishexercises.org/makeagame/viewgame.asp?id=1625

Simple Past vs. Past Continuous

Here you haver some exercises to practice the simple past and past continuous together....

http://www.englisch-hilfen.de/en/exercises/tenses/simple_past_progressive.htm
http://www.5minuteenglish.com/mar10.htm
http://www.englishtenses.com/test/when_or_while_test


Miss Tania....

SIMCE INGLES --- PART IV

http://www.examenglish.com/TOEIC_Bridge/TOEIC_bridge_reading_part4.htm