Stay longer
Go slowly
Ok, see you later
第1题:
A、work out
B、work for
C、look for
第2题:
The EMP table contains these columns:LAST NAME VARCHAR2(25)SALARY NUMBER(6,2)DEPARTMENT_ID NUMBER(6)You need to display the employees who have not been assigned to any department. You write the SELECT statement:SELECT LAST_NAME, SALARY, DEPARTMENT_ID FROM EMPWHERE DEPARMENT_ID = NULL;What is true about this SQL statement? ()
A. The SQL statement displays the desired results.
B. The column in the WHERE clause should be changed to display the desired results.
C. The operator in the WHERE clause should be changed to display the desired results.
D. The WHERE clause should be changed to use an outer join to display the desired results.
第3题:
According to the last paragraph , development of education __________.
[A] results directly from competitive environments
[B] does not depend on economic performance
[C] follows improved productivity
[D] cannot afford political changes
第4题:
A:The senior managers need the results from last month straight away, so I can't stop to talk. I've got to hurry. B:()
A Stay longer
B Go slowly
C Ok, see you later
第5题:
第6题:
A、Go slowly.
B、Stay longer.
C、Ok, see you later.
第7题:
第8题:
According to the last paragraph , development of education
A.results directly from competitive environments.
B.does not depend on economic performance.
C.follows improved productivity.
D.cannot afford political changes.
第9题:
第10题:
A:The senior managers need the results from last month straight away, so I can't stop to talk. I've got to hurry. B:()