They planned a(n) _______ development programme.
A. rural
B. enormous
C. nation
D. city
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Your problem lies in lacking _______ methods.
A. deficient
B. efficient
C. sufficient
D. proficient
Did the meeting _______ all your time?
A. hold
B. bring
C. consume
D. mark
传递处理模拟信号的电路,称为( )
A. 模拟电路
B. 数字电路