Sunday, March 25, 2012

Grammar review week 2

17-2
+By the time = one event is completed before another event.
         (  The use of the past perfect and future perfect in the main clause.)
 Ex:
       -By the time I did my test, the time had already done.
       -By the time my teacher is sick, she will have already absent.

+Since = from that time to the present.
         ( The present perfect is used in the main clause.)
Ex:
      -I haven't finished my spring I homework since the last session was  end.
      -I haven't remembered her since i had and accident.

+Until/Till = to that time and then no longer.
         ( Till is used more in speaking than in writing; it is generallu not used in formal English. )
Ex:
      -I have to run until i use all my energy.
      -My house will be destroyed until someone destroys it.

+As soon as/once = when one event happens , another event happens soon afterward.
 Ex:
       -As soon as I'm at home, UFO will appear.
       -Once I'm in school, School will be destroyed by a monster.

1 comment:

  1. Your sentences are pretty funny and weird, but grammatically, they are confusing. Slow down when you're typing. That will fix some careless mistakes. Review your sentences before posting.

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