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【单选题】
二进制数10111转换为十进制数为( )。
A.
15
B.
21
C.
18
D.
23
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皮皮学刷刷变学霸
举一反三
【单选题】病人在发病或者受伤时,最好由谁来进行最初的救护( A )
A.
第一目击者
B.
医疗单位赶赴现场
C.
交通警察
D.
家属
【单选题】 I could not finish the work________.
A.
by the time he had come
B.
until he has come
C.
when he comes
D.
before he came
【单选题】若投资方案的现金流量不是定期发生时,则只能采用()函数计算项目的内含报酬率。
A.
XIRR
B.
NPV
C.
XNPV
D.
IRR
【简答题】简述术语“设计工况”的概念
【简答题】  B. Now listen to the conversation once more. Fill in the missing comments and information on the school report form. Write only one word for each blank. *going to pieces 崩溃,垮掉 *let’s look on the b...
【单选题】 ________work has been done to solve the problem.
A.
Many
B.
A great deal of
C.
A great many
D.
A large number of
【判断题】在IDS的报警中,可以分为错误报警和正确的报警两种类型。其中错误报警中,将IDS工作于正常状态下产生的报警称为误报;而将IDS对已知的入侵活动未产生报警的现象称为漏报。()
A.
正确
B.
错误
【简答题】在IDS的报警中,可以分为错误报警和正确的报警两种类型。其中错误报警中,将IDS工作于正常状态下产生的报警称 ;而将IDS对已知的入侵活动未产生报警的现象称为 。
【单选题】 Does he________work hard?
A.
have to
B.
has to
C.
had to
D.
will have to
【单选题】 — You see what Miller has done. I don't understand why he must be here. — _______ he was just trying to help, but he's spoiled our work.
A.
No wonder
B.
No doubt
C.
No chance
D.
No guarantee
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