8. In order to ________ the good quality of the cake, the bakery still uses the best flour in the country even
though it is getting more and more expensive.
(A) confine
(B) digest
(C)maintain
(D) survive
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統計: A(36), B(11), C(375), D(30), E(0) #1560008
統計: A(36), B(11), C(375), D(30), E(0) #1560008