Throughout the state of Maine________ summer music camps, where young people and adults may study in beautiful rural settings.
(A) there are
(B) is where
(C) located
(D) to be found
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統計: A(55), B(7), C(26), D(4), E(0) #324853
統計: A(55), B(7), C(26), D(4), E(0) #324853