Which of the following statements on the 30 people on board is CORRECT?
A.
They were all killed.
B.
They were all rescued by a helicopter.
C.
Some of them were rescued by fishing boat.
D.
It was not mentioned in the news.
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【简答题】A Multisim circuit is shown. XWG1 is a word generator set in the count down mode. XLA1 is a logic yzer with the output of the AND gate connected to first (upper) line of the yzer. What signal ...