When the slave trade was abolished in 1838, the former slaves the carnival.
A. took up
B. took down
C. took over
D. took in
网友回答
A. took up
B. took down
(答案→)C. took over
D. took in
解析：考查词组：A. took up占据，开始学，从事，B. took down记下，放下，C. took over 接管，接手，接替 D. took in吸收，欺骗，理解，句意：当奴隶制在1838年被废除了，昔日的奴隶们沿袭了狂欢节这一风俗。选C。