二进制译码器的每一个输出信号就是输入变量的一个最小项。
查看答案
I dare climb this tall tree,_______?
A. do you
B. dare you
C. so do you
D. do you dare
Autumn coming, down ___________.
A. do the leaves fall
B. the leaves will fall
C. fall the leaves
D. with the leavesfall
Now ______ Wang's turn to do the report.
A. there is
B. is going
C. comes
D. has come
---Listen! There ________.---Oh, yes. There______.
A. goes the bell; it goes
B. goes the bell; goes it
C. the bell goes; it goes
D. the bell goes; goes it
微信支付 
支付宝支付