5 When it comes to cancer_________ , it is well known that we should avoid eating too many sweets
and fast foods and spending too much time on the couch.
(A)enhancement
(B)upgrade
(C)nutrition
(D)prevention
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統計: A(31), B(11), C(17), D(200), E(0) #1766166
統計: A(31), B(11), C(17), D(200), E(0) #1766166