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【单选题】
emp表中查找所有没有奖金的雇员的名字。A.
select ename from emp where comm=null
B.
select ename from emp where comm=0
C.
select ename from emp where comm=’’
D.
select ename from emp where comm is null or comm=0
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【简答题】While admitting that this forecast was ________ uncertain, the scientists warned against treating it as a cry of wolf. A) anyhow B) somewhere C) somewhat D) anyway
【单选题】While admitting that this forecast was ___ uncertain, the scientists warned against treating it as a cry wolf.
A.
anyhow
B.
somewhere
C.
somewhat
D.
anyway
【单选题】While admitting that the forecast was uncertain, the scientists warned against treating it as a cry of wolf.
A.
somewhere
B.
anyhow
C.
somewhat
D.
anyway
【单选题】当血清钾为多少时诊断为低钾血症
A.
≤3.0mmol/L
B.
＜3.5mmol/L
C.
＜3.0mmol/L
D.
≤3.5mmol/L
E.
＜4.0mmol/L
【简答题】この時計は古いですが、私に( )とても大切なものなのです。
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