29. It is hard to believe that flat, slow-moving fishes, such as skates and rays, what live on the bed of the
sea, are related to fast-moving sharks.
(A)slow-moving
(B)what
(C) on
(D)related
(E)fast-moving
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統計: A(0), B(6), C(0), D(0), E(0) #3306561
統計: A(0), B(6), C(0), D(0), E(0) #3306561