PERIOD 10: PRESENT PERFECT TENSE (con’t) *Aims: -Clues of Present Perfect tense *Objectives: -By the end of the lesson students will be able to know when they must use Present Perfect tense T TECHNIQUES CONTENTS I/ Revision (Warmer): 5’ TRANSFORMATION +Poster +T asks ss to do the task on the board → Change the sentences into negative and interrogative 1) I have studied English for 4 years 2) She has finished her work since yesterday 3) We have been in London since lasr week 4) It has been sick for 2 days ago 5) Daisy and Mary have done their homework II/ New lesson: 10’ 20’ REMINDING +T asks +Ss answer +Ss copy down 1/ Presentation: → How do you know when you must use Present perfect tense? *Clues of Present Perfect tense: For +khoảng thời gian Not …… yet Since + móc thời gian Before (đứng cuối câu) Already Never (với nghóa chưa bao giờ) Recently Ever 2/ Practice: 1) I (finish)_________ my homework for 2 hours 2) She (studu)_________ English for 2 years 3) He (not work)_________ hard since he was sick 4) They (not be)_________ in London sincce last year 5) (you / travel)_________ to America yet? 6) I (not live)_________ here before 7) She (not visit)_________ her teachers yet 8) (Daisy / wash)_________ her clothes already? 9) (we / type)_________ that report yet? 10) (she / come)_________ here before? 11) (Jack / be)_________ in Viet Nam before? 12) We (not teach)_________ French here before 13) I (not play)_________ football before 14) They (not smoke)_________ cigarettes before 15) (he / leave)_________ here yet? 8’ EXERCISE +Handout +Individually +In pairs REWRITE +T asks ss to rewrite the clues of Present Progressive on the board 3/ Further practice: Keys: Ss’ answer III/ Homework: 2’ -T writes on the board -Students copy -Learn structures of Present Perfect; Present Progressive tenses -Prepare for Revision of the 2 above tenses