29. Critics have called into a question the legality of a railway project that, if approved , would connect key cities on the eastern side of the country, a situation which will make travel more convenient .
(A)called into a question
(B) legality
(C)if approved
(D)which
(E)more convenient
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統計: A(19), B(5), C(19), D(12), E(6) #2911497
統計: A(19), B(5), C(19), D(12), E(6) #2911497