What ______ public is concerned about is whether medical workers and scientists will be able to find _____ cure for this new disease in a short time .
A.不填;a | B.不填;the | C.the ; 不填 | D.the ; a |
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What ______ public is concerned about is whether medical workers and scientists will be able to find _____ cure for this new disease in a short time .
A.不填;a | B.不填;the | C.the ; 不填 | D.the ; a |