4. During the Thanksgiving season, many stores ________ their hours so people have more time to shop.
(A) decrease
(B) celebrate
(C) extend
(D)contend
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統計: A(23), B(58), C(436), D(11), E(0) #1537731
統計: A(23), B(58), C(436), D(11), E(0) #1537731