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【简答题】
80C51单片机复位后,PC内容为 ______ , P0 口~ P3 口内容为 ____ , SP 内容为 ____ , IP 、 IE 和 PCON 的有效位为 ____ ,其余的特殊功能寄存器的状态均为 ____ 。
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举一反三
【单选题】These are ________ books. Li Lin bought some at the Sun Bookstore and Jill bought some at the Blue Sky Bookstore.
A.
Li Lin and Jill
B.
Li Lin and Jill's
C.
Li Lin's and Jill
D.
Li Lin's and Jill's
【单选题】These are ___ books. Li Lin bought some at the Sun Bookstore and Jill bought some at the Blue Sky Bookstore.
A.
Li Lin's and Jill
B.
Li Lin and Jill's
C.
Li Lin's and Jill
D.
Li Lin's and Jill's
【简答题】做砂浆稠度试验时,当测得两次试验值之差如大于()mm,则应另取砂浆搅拌后重新测定。
【单选题】The 'greatest story ever told' referred to in the passage is the story of ______.
A.
Christmas
B.
The Mets
C.
Moses
D.
Roman Census Takers
【简答题】看图，回答问题。 1. What does she do? __________________________________________ 2. What do Ann and Ken like? __________________________________________ 3. 52 yuan How much are the trousers? _________________...
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