10. Nan is a competitor: she never fails to do good under pressure.
(A)a competitor
(B)fails
(C) good
(D)under
(A)a competitor
(B)fails
(C) good
(D)under
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統計: A(8), B(10), C(34), D(9), E(0) #1026634
統計: A(8), B(10), C(34), D(9), E(0) #1026634