阿摩線上測驗
19. The car ran over a dog and a boy ___ just crossing the street.
(A) who was
(B) that was
(C) that were
(D) which were
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統計： A(61), B(39), C(110), D(33), E(0) #2158994
統計： A(61), B(39), C(110), D(33), E(0) #2158994
