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问题描述:

[单选] 基于以上四个表,查询没有“悟空”老师的课程?
A.select * from course where tno in(select tno from teacher where tname="悟空"); B.select * from course where tno != (select tno from teacher where tname="悟空"); C.select * from course where tno = (select tno from teacher where tname="悟空"); D.select * from course where tno not in(select tno from teacher where tname="悟空");
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