题目内容

What hapened in Oxton General Hospital?

A. Sfire broke out
B. A fire go ou of control
C. More than 20 patients helped fight a fire

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listen and fill the blanksThis is Radio Oxton. It’s _1 o’clock and here is the local news. One of Oxton’s most famous sons, film 2_ Jason Stone, __3_ early this morning in his __4_ home at the age of _5__. Mr.Stone was born in Oxton, and studied at Oxton High School and the Oxton Drama Academy. His career in theatre and _6__ took him to London and Hollywood, but he always considered Oxton his _7__. This evening at 9 o’clock on Radio Oxton, Allan Jones will present a tribute to Jason Stone.

化简逻辑函数F=AB'+B+A'B为（）。

A+B
B. A'+B
C. A+B'

化简逻辑函数F=AB'+ACD+A'B'+A'CD的最简与或表达式为F=( )。

A. B'+CD
B. AB'+CD+B'
C. B'+CD+A'B'

化简逻辑函数Y=AC+AB'+(B+C)'的最简与或表达式为Y=（）。

AC+B'C'
B. AC+AB'
C. AB'+B'C'