皮皮学，免费搜题
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搜题
【单选题】
构成膀胱壁的是( )A.
黏膜、黏膜下层和外膜
B.
黏膜、黏膜下层和肌层
C.
黏膜、肌层和外膜
D.
黏膜、黏膜下层、肌层和外膜
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皮皮学刷刷变学霸
举一反三
【单选题】以下关于PC和DPTR的结论中错误的是( )。
A.
DPTR是可以访问的，而PC是不可访问的
B.
DPTR和PC都是16位的寄存器
C.
它们都具有自动加“1”功能
D.
DPTR可以分为2个8位的寄存器使用，而PC不能
【简答题】句型转换:将两个句子合成一个带有定语从句的复合句。 This book is very popular among young readers. It was written by J.K. Rowling. This book, _____________________________, is very popular among young readers.
【简答题】句型转换:将两个句子合成一个带有定语从句的复合句。 She said she had been waiting for an hour. It was true. She said she had been waiting for an hour, ____________________________.
【简答题】74LS161连接的计数电路电路如图所示，该电路是（ ）进制计数器。【图片】
【简答题】句型转换:将两个句子合成一个带有定语从句的复合句。 He had failed in the exam. It made his father very angry. He had failed in the exam, _____________________________.
【简答题】句型转换:将两个句子合成一个带有定语从句的复合句。 The Internet is a good way to get information. It helps students learn a lot beyond textbooks. The Internet, _____________________________________, helps students learn a lot...
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