题目内容
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[单选题]
How many ______ numbers do you know such as 110, 119, etc？
A.emergent
B.urgent
C.dangerous
D.emergency
单选题，请选择你认为正确的答案：
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The EMP table contains these columns:EMPLOYEE_ID NUMBER(4)EMPNAME VARCHAR2 (25)SALARY NUMBER(9,2)HIRE_DATE DATEYou query the database with this SQL statement:SELECT empname,hire_date HIREDATE, salaryFROM EMPORDER BY hire_date;How will the results be sorted？（）
A.randomly
B.ascending by date
C.descending by date
D.ascending alphabetically
E.descending alphabetically
