23. ______ dogs capable of rescue task begins with handlers looking for energetic dogs that enjoy playing Frisbee.
(A) Selected
(B) To select
(C) Selecting
(D) Selective
(E) Select
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統計: A(10), B(4), C(41), D(2), E(2) #2055390
統計: A(10), B(4), C(41), D(2), E(2) #2055390