. A nature reserve for white-flag dolphins was set up in 1992, boats have beenprohibited
. A nature reserve for white-flag dolphins was set up in 1992, boats have beenprohibited
发布时间：2020-08-16 11:17:44
. A nature reserve for white-flag dolphins was set up in 1992, boats have been prohibited from sailing around since then. A. where B. which C. when D. what
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(答案→)A. where B. which C. when D. what 解析：可联系答.案.网客服索取。