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【单选题】
下列关于串行加法器与并行加法器的描述中,不正确的是( )。A.
相对并行进位，串行进行的处理速度较慢
B.
串行加法器只有一个，并行加法器有多个
C.
若采用并行加法器的分组并行进位方式，那么在组间可采用串行进位方式
D.
并行加法器的并行进位方式容易实现
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【单选题】This is my wife. I made _____ acquaintance when I was traveling.
A.
she
B.
her
C.
it
D.
the
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【单选题】--- Would you mind if I named my dog after your son? ---________！My wife and I will both be proud of it.
A.
I hope not
B.
Not a little
C.
Nonsense
D.
Not in the least
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