9. In America, the highly contagious Omicron subvariant BA.2 has been gaining
steam and case numbers have_______.
(A) expedited
(B) dismantled
(C) dispersed
(D) plateaued
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統計: A(54), B(3), C(19), D(27), E(0) #3039473
統計: A(54), B(3), C(19), D(27), E(0) #3039473