选择题:---- Lily, nice to see you ! ______ to England ?--

题目内容:
---- Lily, nice to see you ! ______ to England ?
---- Yes. And I will come back in a week. ( )(本题3.5分)
A、 Have you gone
B、 Are you going
C、 Have you been
D、 Did you go
参考答案:

执行命令"INDEX ON 成绩 TAG CJ "建立索引后,下列叙述正确的是 A)此命令所建索引

执行命令"INDEX ON 成绩 TAG CJ "建立索引后,下列叙述正确的是 A)此命令所建索引的索引表达式是"CJ"  B)此命令所建索引的索引名是"成绩

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