unit 2
                                            UNIT 2
examples of the grammar


MUST
-tatiana does not eat since this morning and it is 8:00 pm already ,she must been starving.

MUST +HAVE +PAST PARTICIPLE
-she said she had passed the exam,but she has  not proof of that. I think she must have been lying.

CAN'T
-that can't be maria she looks so tall and maria is quite short.

COULDN'T + HAVE +PAST PARTICIPLE
-john couldn't have killed that  woman, he is the quietest person I know.

SHOULD
-every children at the age of 7 should be able to read.

SHOULD +HAVE +PAST PARTICIPLE
-the bus has just left, you should have come earlier.

COULD
-peter really loves teaching, he could be a very good  teacher.

                                                                                                                       jeimy benitez

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