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【多选题】
下列哪些聚合函数的参数中不可以使用”*”( )。A.
count()
B.
sum()
C.
avg()
D.
max()
E.
min()
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反馈参考答案：
举一反三
【简答题】A．She totally agrees with him. B．She thinks it is easier said than done. C．She thinks that he is a rather important person. D．She feels that what he says is simply nonsense.
【单选题】填入文中横线上的诗句是( )张文在送别即将参加工作的学长时深情地说:“海内存知己,____________。祝你工作得意,前程似锦!”
A.
无为在歧路
B.
天涯若比邻
C.
儿女共沾巾
D.
同是宦游人
【单选题】--__________________ --No, she fed some coes on the farm.
A.
What does she do every day?
B.
What did she do yesterday?
C.
Did she ride a horse?
D.
Were there any cows on the farm?
【单选题】在汽车空调电路中,怠速继电器的作用是( )
A.
保护压缩机
B.
当发动机转速达到某一最低转速时，使空调压缩机停止工作。
C.
避免空调电路因电流过大而烧坏。
D.
避免空调压缩机发生液击现象
【单选题】空调怠速继电器的作用是()
A.
(A) 保护空调压缩机
B.
(B) 当发动机转速低到某一最低转速时,使空调压缩机停止运转
C.
(C) 避免空调电路因大电流而烧坏
D.
(D) 控制发动机怠速
【单选题】She is fed up with sharing a house with others; ___, she is looking for her own flat.
A.
moreover
B.
therefore
C.
however
D.
otherwise
【单选题】She is fed up with sharing a house with others; _____, she is looking for her own flat. [ ]
A.
moreover
B.
otherwise
C.
however
D.
therefore
【简答题】Although she was totally ______, she was chosen over more than a thousand other actresses for a role in "Superman. " (experience)
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