Mother wanted to be a good provider, a role she ______ since her marriage to Father.
#101143
A
shoulders
B
shouldered
C
is shouldering
D
has been shouldering
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  When I ______home, I caught a thief stealing from a passer-by.
#99768
A
headed
B
was heading
C
has headed
D
had headed
We agreed ______ here but so far she hasn’t turned up yet.
#101879
A
having met
B
meeting
C
to meet
D
to have met
—What is that noise?—Oh,I forgot to tell you that the new machine         .
#102478
A
was tested
B
will be tested
C
is being tested
D
has been tested