考题
Living in a highly competitive society, people are()working under pressure.
A.constantlyB.frequently
考题
Today many young people()change jobs to better themselves, or simply to gain experience.
A.alwaysB.frequently
考题
The light from a laser, () in only one direction and () in a narrow beam, is much stronger.
A.moves; concentratesB.moving; concentratingC.moving; concentratedD.moved; concentrates
考题
A briefing is a short presentation usually given at a meeting or a conference to bring people up to date on business activities , projects , programs or procedures.
考题
某企业职工关系EMP(E_no,E_name,DEPT,E_addr,E_tel)中的属性分别表示职工号、姓名、部门、地址和电话;经费关系FUNDS(E_no,E_limit,E_used)中的属性分别表示职工号、总经费金额和己花费金额。若要查询部门为"开发部"且职工号为"03015"的职工姓名及其经费余额,则相应的SQL语句应为: SELECT(60) FROM(61) WHERE(62)A.EMP.E_no,E_limit-E_usedB.EMP.E_name,E_used-E_limitC.EMP.E_no,E_used-E_limitD.EMP.E_name,E_limit-E_used
考题
We have never seen such gorgeous hills.A:beautiful B:stretching C:spreading D:rolling
考题
某企业职工关系EMP(E_no,E_name,DEPT,E_addr,E_tel)中的属性分别表示职工号、姓名、部门、地址和电话;经费关系FUNDS(E_no,E_limit,E_used)中的属性分别表示职工号、总经费金额和己花费金额。若要查询部门为"开发部"且职工号为"03015"的职工姓名及其经费余额,则相应的SQL语句应为:SELECT(请作答此空)FROM( )WHERE( )A.EMP.E_no,E_limit-E_used
B.EMP.E_name,E_used-E_limit
C.EMP.E_no,E_used-E_limit
D.EMP.E_name,E_limit-E_used
考题
Things have changed a lot since I was a child.A:gradually
B:suddenly
C:greatly
D:frequently
考题
A sentence is a () concept, and the meaning of a sentence is often studied in isolation.ApragmaticBgrammaticalCmentalDconceptual