複選題
33.It is ________ for passengers in the front and back seats to wear seatbelts, or they will be subject to
a fine.
(A) beneficial
(B) mandatory
(C) compelling
(D) convertible
(E) compulsory
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統計: A(242), B(574), C(538), D(154), E(537) #2708716
統計: A(242), B(574), C(538), D(154), E(537) #2708716