(二)     The guide dogs are usually ___36.___ in a special school tohelp the blind people. This school ___37.___ more than 1600dogs since 1975. The puppies ___38.___ to their volunteers’ (自願者) homes and live with them until they are 15 months old.Then they return to the school. These dogs learn a lot at theschool. They even learn ___39.___ to turn off a light and open adoor. Of course, we should also do our best like these dogs tohelp the blind people when they are ___40.___.
【題組】36. ( )
(A) trained
(B) run
(C) heard
(D) built