although gutman _____ that forced ______ by sale was frequent, he shows that the slaves’ _______, revealed most clearly on _______ where sale was ______, was very much for ______ monogamy.
[参考译文]虽然古特曼承认，由于奴隶买卖而造成的被迫离散甚为频繁，但他还是证明，奴隶的偏爱——在那些奴隶买卖并不频繁的种植园上被最为显著地揭示出来——在很大程度上侧重于稳定的一夫一妻制。
参考答案：admits,separation,preference,plantations,infrequent,stable
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the _____ work of _____discipline is usually _______ by students who advise the _____ authorities.
[参考译文]而有效遵守纪律的学生们往往是那些经常给校方提建议的学生。
参考答案：effective,maintaining,performed,academic