13.—I usually travel by train.
—Why not ________ by plane for a change?
(A) to try going
(B) trying to go
(C) to try and go
(D) try going
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統計: A(0), B(0), C(1), D(2), E(0) #529954
統計: A(0), B(0), C(1), D(2), E(0) #529954