If somebody is ___reliable, you cannot trust him.
A. dis-
B. mis-
C. un-
D. in-
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Something that is ___measurable is too big to be measured.
A. in-
B. im-
C. il-
D. ir-
If something is ___perfect, it is not completely correct.
A. in-
B. ir-
C. il-
D. im-
If you are ___loyal, you betray your friends or your country.
A. dis-
B. mis-
C. un-
D. il-
RC桥式振荡电路中,放大电路要匹配()负反馈,可以尽量不影响选频网络。
A. 电压并联
B. 电压串联
C. 电流串联
D. 电流并联