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【单选题】
把企业的各种生产经营活动按照实现企业目标的要求,纳入统一的计划,对企业未来活动确定目标的途径与方法是汽车服务企业管理的
A.
协调职能
B.
计划职能
C.
组织职能
D.
控制职能
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参考答案:
举一反三
【单选题】集合P={0,1,2,3},Q={-2,-1,0,1,2},则P∩Q= [     ]
A.
{1,2}
B.
{0,1,2}
C.
{-1,0,1,2}
D.
{-2,-1,0,1,2,3}
【多选题】What technolgies forced the development of multimedia technology?
A.
Storage technology
B.
Compression technology
C.
Network technolgy
D.
Large Scale Integrate Circuit
【单选题】你想购买些纪念品带回国给家人作礼物,希望店员能给些你意见,可以这样向店员说____ 。
A.
What souvenirs can you recommend?
B.
What do you recommend as a souvenir from this country?
C.
I want to buy some souvenirs.Do you have any suggestions?
D.
All of the other options.
【判断题】园林艺术就是建筑艺术。
A.
正确
B.
错误
【单选题】若U={-2,-1,0,1,2},M={-1,0,1},N={-2,-1,2},则 =( )
A.
B.
{0,1}
C.
{-2,0,1,2}
D.
{-1}
【简答题】设V=L(α 1 ,α 2 ,α 3 ),其中α 1 =(1,0,0,0,1),α 2 =(1,-1,0,1,0),α 3 =(2,1,1,0,0),求V的一组标准正交基.
【单选题】设全集U={-1,0,1,2,3},A={-1,0},B={0,1,2},则(C U A)∩B = [     ]
A.
{0}
B.
{-2,-1}
C.
{1,2}
D.
{0,1,2}
【单选题】What is the topic of the article?
A.
What can nature contribute to technology?.
B.
Environment can sometimes block the progress of technology.
C.
Technologies of all kinds should serve the natural environment.
D.
Environment deserves the most attention in the development of technologies.
【简答题】设全集U={-1,0,1,2,3},A={-1,0},B={0,1,2},则(CUA)∩B =(   ) (A) {0}          (B) {-2,-1}       (C) {1,2 }         (D) {0,1,2}
【简答题】设V=L(α 1 ,α 2 ,α 3 ),其中α 1 =(1,0,0,0,1),α 2 =(1,-1,0,1,0),α 3 =(2,1,1,0,0),求V的一组标准正交基.
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