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【单选题】
I didn’t know________.A.
how long he would finish it
B.
where you had gone
C.
where you have been
D.
what was the matter with her
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反馈参考答案：
举一反三
【单选题】SELECT 各子句的执行顺序是( )。
A.
SELECT －FROM－WHERE－GROUP BY－ ORDER BY
B.
FROM －SELECT－WHERE－GROUP BY－ ORDER BY
C.
FROM －WHERE－SELECT－GROUP BY－ ORDER BY
D.
FROM －WHERE－GROUP BY－ SELECT－ORDER BY
【单选题】数据库执行SELECT查询语句时，各子句的书写先后顺序是：（）
A.
HAVING，WHERE，GROUP BY
B.
GROUP BY，HAVING，WHERE
C.
WHERE，GROUP BY，HAVING
D.
WHERE，HAVING，GROUP BY
【单选题】按照INCOTERMS®2010的解释,采用CIF条件成交时,货物装船时从吊钩脱落掉入海里造成的损失由()
A.
卖方负担
B.
买方负担
C.
承运人负担
D.
买卖双方共同负担
【单选题】设有查询语句: SELECT Sno,COUNT(*) FROM tb_sc WHERE grade>80 GROUP BY Sno; 各子句正确的执行顺序是
A.
①FROM ②WHERE ③GROUP BY ④SELECT
B.
①SELECT ②FROM ③WHERE ④GROUP BY
C.
①FROM ②GROUP BY ③WHERE ④SELECT
D.
①SELECT ②WHERE ③FROM ④GROUP BY
【简答题】在Excel 2007中,数据筛选的方法有()、()和()三种。
【简答题】Schools are highly bureaucratic organizations. Many teachers rely in 【M1】______ the rules and regulations of schools to maintain order. Fortunately, the【M2】______ need for control and discipline can t...
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