There is no nationwide system of government-owned medical facilities open to the general public but there are local government-owned medical facilities open to the general public.
A.
正确
B.
错误
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参考解析:
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【单选题】下列的 SELECT 语句使用子查询,列出“王小强”同学选修的全部课程的课程号和成绩,并按学号字段( Student_ID )的降序方式排序,阅读程序并选择正确的答案。 SELECT Course_ID , Score FROM ________ WHERE Student_ID= ( SELECT ________ FROM Student_Info WHERE Student_Name=...