—What were you doing at this time yesterday? —I ______ on the grass and playing with Tony. 
#38003
A
sit
B
sat
C
am sitting
D
was sitting
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The twins didn’t go to the theatre, they ______ the light music all night.
#39081
A
have enjoyed
B
will enjoy
C
are enjoying
D
were enjoying
 —Do John and Betty have a child? —Yes. They _______ for twenty years.
#42622
A
married
B
have married
C
have got married
D
have been married
Alice has gone to the classroom and she didn’t say        .
#38161
A
how did she come back
B
how soon would she come back
C
when she came back
D
when she would come back