—Was it there ______ you were away to see your friend off?
—I’m not sure.But when I got back, it was gone.
A.that | B.which | C.while | D.where |
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—Was it there ______ you were away to see your friend off?
—I’m not sure.But when I got back, it was gone.
A.that | B.which | C.while | D.where |