13. This wound seems to be getting worse; you had better ________ a doctor.
(A)consulted
(B) consult
(C) consulting
(D) to consult
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統計: A(4), B(100), C(20), D(17), E(0) #1868244
統計: A(4), B(100), C(20), D(17), E(0) #1868244