— Have you seen______ pen? I left one here this morning.— Is it__________

— Have you seen______ pen? I left one here this morning.— Is it___________ black one? I think I saw it somewhere.

#34554

the; the

a; a

the; a

a; the

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the

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such a great

a such great

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--- Jim took        one-hour ride just now. What a short time he spent finishing such a  long way!--- He is _____      experienced rider.

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