Different from a work group, ______

A.exerciseB.excuse

C.explain

D.tremely

People and animals are different ______their reactions to drugs and in the way ______their bodies work.

A. in…which

B. in…that

C. by…which

D. from…that

Work packages are used to:

A . Represent units of work at a level where work is performed.

B . Clearly distinguish one work package from all others assigned to a single functional group.

C . Limit the work to be performed to relatively short periods of time.

D . All of the above.

E . A and B only

A. The SELECT statement is syntactically accurate.

B. The SELECT statement does not work because there is no HAVING clause.

C. The SELECT statement does not work because the column specified in the GROUP BY clause is not in the SELECT list.

D. The SELECT statement does not work because the GROUP BY clause should be in the main query and not in the subquery.

对由SELECT—FROM—WHERE—GROUP—ORDER组成的SQL语句，其在被DBMS处理时，各子句的执序次序(43)。

A．SELECT—FROM—GROUP—WHERE—ORDER

B．FROM—SELECT—WHERE—GROUP—ORDER

C．FROM—WHERE—GROUP—SELECT—ORDER

D．SELECT—FROM—WHERE—GROUP—ORDER

A.gone

B.done

C.another

D.glove

A.It allows students to work at their own speed.

B.It often provides welcome relief from the group-centered nature of much language teaching.

C.Students can consider their own individual needs and progress.

D.It will enhance students’ self-confidence.

115 Typical characteristics of a work package include:

A. Representation of units of work at a level where work is performed

B. Clearly distinguishes one work package from all others assigned to a single functional group C. Limits the work to be performed to relatively short periods of time

D. All of the above

E. A and B only

A. SELECT * FROM employees where salary > (SELECT MIN(salary) FROM employees GROUP BY department _ id);

B. SELECT * FROM employees WHERE salary = (SELECT AVG(salary) FROM employees GROUP BY department _ id);

C. SELECT distinct department_id FROM employees Where salary > ANY (SELECT AVG(salary) FROM employees GROUP BY department _ id);

D. SELECT department_id FROM employees WHERE SALARY > ALL (SELECT AVG(salary) FROM employees GROUP BY department _ id);

E. SELECT last_name FROM employees Where salary > ANY (SELECT MAX(salary) FROM employees GROUP BY department _ id);

F. SELECT department_id FROM employees WHERE salary > ALL (SELECT AVG(salary) FROM employees GROUP BY ANG (SALARY));

A. SELECT * FROM employees where salary > (SELECT MIN(salary) FROM employees GROUP BY department _ id);

B. SELECT * FROM employees WHERE salary = (SELECT AVG(salary) FROM employees GROUP BY department _ id);

C. SELECT distinct department_id FROM employees Where salary > ANY (SELECT AVG(salary) FROM employees GROUP BY department _ id);

D. SELECT department_id FROM employees WHERE SALARY > ALL (SELECT AVG(salary) FROM employees GROUP BY department _ id);

E. SELECT last_name FROM employees Where salary > ANY (SELECT MAX(salary) FROM employees GROUP BY department _ id);

F. SELECT department_id FROM employees WHERE salary > ALL (SELECT AVG(salary) FROM employees GROUP BY ANG (SALARY));