1.The thick morning fog led to a fifteen-car _____ on the highway during rush hour
yesterday.
(A) pile-up
(B) hold-up
(C) make-up
(D) check-up
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統計: A(283), B(54), C(2), D(3), E(0) #419172
統計: A(283), B(54), C(2), D(3), E(0) #419172