They hurried to the train station, ( ) it was too late. They had to wait another ten minutes.
(A)but
(B)so
(C)and
(D)or
Some animals carry seeds from one place to another, ( ) plants can spread to new places.
(A)so
(B)or
(C)for
(D)but
( ) one will arrive after the show nor leave during the break time.
(A)Neither
(B)Either
(C)Both
(D)Not only