25. Mrs. Goodwin is old, _____ she still looks surprisingly energetic for her age.
(A) as
(B) so
(C) yet
(D) until
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統計: A(11), B(8), C(64), D(4), E(0) #3861657
統計: A(11), B(8), C(64), D(4), E(0) #3861657