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【单选题】
若m个顶点的无采用邻接矩阵存储方法，该邻接矩阵是一个（）A.
一般矩阵
B.
对称矩阵
C.
对角矩阵
D.
稀疏矩阵
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反馈参考答案：
举一反三
【单选题】Jose Martinez left the first company he worked for because it
A.
set the staff impossible targets.
B.
offered insufficient financial rewards.
C.
provided inadequate support.
D.
offered staff few promotion opportunities.
【单选题】Jose has a strong accent. Jose is talking to Dan, but Dan does not understand Jose. What can help their conversation continue?
A.
Jose should write down every sentence he wants to say to Dan even though that will slow down the conversation.
B.
Jose should write down key topic words to help Dan's understanding. Full sentences will take too long to write.
C.
They should give up. Continuing the conversation will be too frustrating.
D.
Jose should continue the conversation without changing anything.
【简答题】从功能角度看, 机器的4个基本组成部分为: 、 、 及 。
【单选题】关于牙源性角化囊性瘤衬里上皮表现特征哪项是错误的
A.
衬里上皮为较薄的复层鳞状上皮,约5-8层细胞
B.
棘层中等厚度
C.
棘层细胞常呈细胞内水肿
D.
基底细胞层界限清楚,由柱状或立方状细胞组成
E.
表面角化主要是不全角化
【单选题】Before Jose Martinez set up his pizza delivery service, he
A.
tested samples on potential s.
B.
handed out product questionnaires.
C.
assessed demand in different areas.
D.
trained staff for a few months.
【单选题】What does Jose Martinez plan to do in the future?
A.
Develop a chain of restaurants.
B.
Set up a franchise operation.
C.
Expand into the frozen food market.
D.
Open more branches abroad.
【单选题】According to Jose Martinez, the Spanish fast food business
A.
is different from that of the U. S.
B.
has slowed slightly in its rate of growth.
C.
employs an increasing number of women.
D.
is experiencing a hard time.
【单选题】Jose Martinez wants his trainee managers to
A.
develop a competitive attitude.
B.
try out some of the shop-floor jobs.
C.
spend some time working abroad.
D.
own an excellent academic records.
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