41.What is the purpose of this letter?
(A) To find out about recycling garbage.
(B) To complain about a service problem.
(C) To apologize for a late delivery.
(D) To thank a government department.
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統計: A(11), B(140), C(19), D(3), E(0) #391612
統計: A(11), B(140), C(19), D(3), E(0) #391612