【简答题】转换实现应完成的两个操作是: 使所有由有向连线与相应转换条件相连的后续步变为 和 使所有由有向连线与相应转换条件相连的前级步变为 。
【单选题】His new book _____ next month. [ ]
【单选题】What is suggested in the article?
A.
The article was published by the Citizen's Coalition for Waste Reduction.
B.
Yoon-sook Huh contributes to the newspaper regularly.
C.
The newspaper company will be relocated to the convention center.
D.
Daniel Ross previously dealt with a similar topic at the beginning of May.
【简答题】直接触电是指人体任何部位直接触及处于正常运行情况下的电气设备的带电部分而形成的触电,分为 和两相触电两种情况。
【简答题】A.The prize was worth $100, 000. B. It was for the best book published in electronic form. C.It was for the best book at the Frankfurt Book Fair. D.It was for the best software company.
【单选题】目前在全世界最流行的,占绝对主导地位的一种节目类型是()。
【单选题】The first edition in 1955 and a best seller ever since.
A.
was published; had been
B.
had been published; had been
C.
has been published; has been
D.
was published; has been