1.USE PAST PERFECT CONTINUOUS TO COMPLETE THE SENTENCES. .1Her eyes were red .It was clear she (cry).2.Mrs Thompson (wait) for 3 guartdrs of an hour defore hue secretary came.3.JANE was tired.She (do) her room since afternoon.4.Alec said he (stand) there since 6 o'clock.5 jill (study) english for five years defore she visited the USA .5.it was late at night when he realized that he (work) with computer for 5 hours.

1Her eyes were red .It was clear she had been crying.2.Mrs Thompson had been waiting for 3 guartdrs of an hour defore hue secretary came3.JANE was tired.She had been doing her room since afternoon.4.Alec said he had been standing there since 6 o'clock.5 jill had been studying english for five years defore she visited the USA .5.it was late at night when he realized that he had been working with computer for 5 hours.