Объяснение:

3.  1)was

    2)went

    3)were

    4)watched  

4.  1)Did you like the film ?

    2)How did many people you ask   ?

    3)Did they have a good time ?

    4)

    5)Where did she buy that DVD    ?

    6)Did he  to go your party on Saturday  ?

    7)Who  did you see yesterday ?

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