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请默写出5 个元音字母的大小写。
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举报参考答案：
举一反三
【单选题】﹣22，（﹣1）2，（﹣1）3的大小顺序是 [ ]
A.
﹣22＜（﹣1）2＜（﹣1）3
B.
﹣22＜（﹣1）3＜（﹣1）2
C.
（﹣1）3＜﹣22＜（﹣1）2
D.
（﹣1）2＜（﹣1）3＜﹣22
【单选题】Every year television stations receive hundreds of complaints about the loudness of advertisements. However, federal rules forbid the practice of making ads louder than the programming. In addition, t...
A.
TV stations always operate at the highest sound levels
B.
their sound levels are kept around peak levels
C.
their sound levels are kept in the middle frequency ranges
D.
unlike regular programs their intensity of sound varies over a wide range
相关题目：
【单选题】﹣22，（﹣1）2，（﹣1）3的大小顺序是 [ ]
A.
﹣22＜（﹣1）2＜（﹣1）3
B.
﹣22＜（﹣1）3＜（﹣1）2
C.
（﹣1）3＜﹣22＜（﹣1）2
D.
（﹣1）2＜（﹣1）3＜﹣22
【单选题】Every year television stations receive hundreds of complaints about the loudness of advertisements. However, federal rules forbid the practice of making ads louder than the programming. In addition, t...
A.
TV stations always operate at the highest sound levels
B.
their sound levels are kept around peak levels
C.
their sound levels are kept in the middle frequency ranges
D.
unlike regular programs their intensity of sound varies over a wide range
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