—What’s ______ most useful invention in the 20th century? —______ computer, I think.
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A
the, A
B
a, A
C
the, The
D
/, The
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Black broke his leg. He has just had_______ X-ray examination. _______ doctor said he needed _______ operation.
#33877
A
a; The; an
B
a; A; an
C
an; A; an
D
an; The; an
I can’t remember when exactly the Robinsons left _____ city. I only remember it was ______ Sunday.
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A
the; a
B
a; the
C
a; a
D
the; the
