THE PERFECT TENSES (LOW B2)

arrow4_e0 (MONDAY GROUPS)

HAVE A LOOK AT THE TIMELINE IN YOUR BOOK (pages 58-59)

Unnews_steam_engine      The-germs-causing-various-diseases

  • By the 1860s the steam engine had been invented but scientists still hadn´t discovered that bacteria causes diseases.   (PAST PERFECT)

past_perfect_tense

images-43 aplikasi-internet flu-460_789486c

  • Today we have landed on the moon and invented the internet but we still haven´t found a cure for the common cold. (PRESENT PERFECT)

present_perfect_tense

n-ALZHEIMERS-large570     controlweather1

  • Scientists believe that within the next decade or so we will have found a cure for many serious illnesses but we won´t have learnt how to control the weather. (FUTURE PERFECT)

future_perfect_tense

WATCH THIS VIDEO:

arrow4_e0(MONDAY GROUPS): REMEMBER TO REVISE THIS GRAMMAR AND  DO THE GRAMMAR ON PAGE 146) FOR NEXT MONDAY 15th ) 

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Posted on February 10, 2016, in DOCTOR GRAMMAR and tagged . Bookmark the permalink. Leave a comment.

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Smart Up Your English

LEARN NEW WORDS, EXPRESSIONS, PHRASES...

Helendipity Weblog

learn English and share your experiences (SERENDIPITY= the accidental discovery of something pleasant and useful!)

Adrian Underhill's Pronunciation Site

Practical Discovery of English Pronunciation

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