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【单选题】
最大的 8 位无符号二进制整数转换成的十进制数是 ______ 。A.
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B.
256
C.
宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-theme-font:minor-latin; mso-bidi-font-family:"Times New Roman";mso-bidi-theme-font:minor-bidi; mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA" xml:lang="EN-US">127
D.
宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-theme-font:minor-latin; mso-bidi-font-family:"Times New Roman";mso-bidi-theme-font:minor-bidi; mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA" xml:lang="EN-US">128
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举一反三
【单选题】What category does Yunan Pu’er fall into?
A.
Green tea.
B.
Black tea.
C.
Yellow tea.
D.
Dark tea.
【单选题】There ____ no buses, we had to walk home after work yesterday.
A.
was
B.
were
C.
being
D.
had
【简答题】Aluminum 是什么金属?
【单选题】_______ no buses , we have to walk home
A.
There were
B.
There being
C.
It was
D.
It being
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