【简答题】【消耗次数：1】
1片8259A中断控制器可管理[填空1]级中断，用9片8259A可构成[填空2]级主从式中断管理系统。
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随机题目
【单选题】
We are going to have a dancing party tonight. Would you like to join us?
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I’m afraid not. Because I have an appointment with my dentist tonight
②
Of course not. I have no idea
③
No, I can’t
④
That’s all set
【单选题】
There is no use a lot without anything.
①
to talk, do
②
talked, doing
③
talking, being done
④
talking, doing
【单选题】
Language learning is a slow process, which a lot of effort, time and practice.
①
requires
②
leaves
③
pays
④
offers
【单选题】
Some of the employees in the company are to work at flexible hours.
①
taken
②
achieved
③
allowed
④
formed
【单选题】
We really appreciate our working environment, in -- --- there was open, friendly workplace communication.
①
how
②
what
③
whom
④
which
【单选题】
We have reached an agreement we should invest in the Internet-related business.
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what
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where
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that
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as
【单选题】
- Would you mind changing seats with me?
①
Yes, you can
②
Of course, I like to
③
No, I don’t mind
④
Certainly, please do
【单选题】
the excellent service, guests can enjoy delicious food in our restaurant.
①
In place of
②
in addition to
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In charge of
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In case of
【单选题】
Let’s get through the work quickly.----seems to be little time left now.
①
It
②
There
③
That
④
We