Which of the following italicized parts is a relative clause(定语从句)?
A. He had no idea who took away the money.
B. Every one was informed of the news that a new teacher was about to come.
C. It was his fault that led to the team"s failure.
D. Tom is not the boy / gave the tickets to.
查看答案
从电路结构看,各类触发器是构成时序电路的基本单元。()
A.sameB.equalityC.equivalentD.similarity
A. same
B. equality
C. equivalent
D. similarity
具有记忆功能的各类触发器是构成时序电路的基本单元。()