要了解马与驴在外形上的相同或不同之处,应采用()。 A.观察法 B.调查法 C.归纳

题型:单项选择题

问题:

要了解马与驴在外形上的相同或不同之处,应采用()。

A.观察法

B.调查法

C.归纳法

D.文献法

考点:初级中学生物生物学科学研究方法及生物学科发展生物学科学研究方法及生物学科发展题库
题型:单项选择题

阅读理解。

     Many people are interested in traveling. Here are three of the greatest benefits (益处) of traveling

abroad.

     1. Expands (扩大) your view of yourself and the world

     Traveling opens your eyes to the world. Traveling increases your knowledge. Different cultures have

different ideas of the world. This is expressed (表达)i n their food,t heir clothes, their homes and so many of the other details of their lives, Traveling to a new country makes you face a lot of new things. (A) It

also helps you to see that people in other countries that look and sound different are real.

     2. Allows you to relax

     Our normal lives are filled with pressure at times. Pressure is bad for our health.A good trip abroad

helps us collect our thoughts and relax. We can see some more positive things and forget our problems

at least for a while. This often gives us the chance to clear our minds.

     3. Provides you with greater creativity (创造力)

     Getting out. f our old rules gives us the opportunity to use our minds in new ways. We get confidence (自信) by facing the small challenges during the traveling. This cheers us up! It makes us feel more alive

and better able to deal with whatever life throws at us next.

     (B) Being in new places gives us the chance to exercise our creativity. It opens up our minds to see

new solutions.

任务一:根据短文内容,回答下列问题。

1. What can tell you that different cultures have different views of the world?

    __________________________________________________________________

2. How do we get confidence during the traveling?

    __________________________________________________________________

任务二:将划线句子翻译成汉语。

3. (A)_______________________________________________________________

4. (B)_______________________________________________________________

任务三:请为短文拟一个适当的标题。

5. __________________________________________________________________

题型:单项选择题

设关系R是4元关系,关系S是一个5元关系,关系T是R与S的笛卡儿积,即T=R×S,则关系T是 ______ 元关系

A.9

B.11

C.20

D.40

题型:单项选择题

患者女性,64岁,全口义齿初戴后3天,张口、说话时上颌义齿易脱位,但口腔处于休息时,义齿固位尚可,以下最不可能的原因是

A.基托边缘过长

B.人工牙排列位置不当

C.义齿磨光面外形不佳

D.印模不准确

E.颊系带处基托缓冲不足

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试述游戏教育实施周计划制定中应注意哪些问题。

题型:单项选择题

我方按CIF条件成交出口一批罐头食品,卖方投保时,按()。

A、平安险+水渍险

B、一切险+偷窃提货不着险

C、平安险+一切险

D、水渍险+偷窃提货不着险

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