—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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—Have you seen book on the desk?—Is it English book? I saw it just now.
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A
the; /
B
/; the
C
the, an
D
a; /
---Do you know girl over there? ---Yes. She is exchange student from America.
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A
the; a
B
a; the
C
the; an
D
an; the
---- Could you play ________ basketball when you were a primary school student? ---- No, I couldn't, but I could play ________ violin.
#33085
A
the; an
B
/; the
C
a, an
D
the; /