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【单选题】
使用DISTINCT关键字可以把查询结果中的重复行()A.
屏蔽
B.
添加
C.
删除
D.
更新
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反馈参考答案：
举一反三
【单选题】Little Franz wasted a lot of time playing when he _____.
A.
should study
B.
must study
C.
should have studied
D.
must have studied
【单选题】The output of our company this month is__________ that of last month.
A.
twice as much as
B.
twice as much
C.
twice many as
D.
twice as many as
【单选题】设有定义 int x=10,y=3,z;, 则语句 printf(“%d\n“ ,z=(x%y,x/y)); 的输出结果是( )。
A.
0
B.
1
C.
4
D.
3
【单选题】How little Franz regretted the days ______ playing in the woods and fields.
A.
which wasted
B.
wasted
C.
having wasted
D.
which is wasted
【简答题】A．At the end of this month. B．Yes, quite often. C．Some time last month. D．Once a month.
【单选题】The output of our company this month is__________ that of last month.A.twice as much as###
A.
The output of our company this month is__________ that of last month. A.twice as much as
B.
twice as much
C.
twice many as
D.
twice as many as
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