—How about ____ controlled breeding programme the US government began to save the red wolf?
—I should say it was ____ success, you see its number has increased
A.a ; a | B.the; a | C.a;不填 | D.the ; 不填 |
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—How about ____ controlled breeding programme the US government began to save the red wolf?
—I should say it was ____ success, you see its number has increased
A.a ; a | B.the; a | C.a;不填 | D.the ; 不填 |