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【单选题】
将7个人（含甲、乙）分成三个组，一组3人，另两组2人，不同的分组数为a，甲、乙分到同一组的概率为p，则a、p的值分别为（ ）A.
a=105 p= 5 21
B.
a=105 p= 4 21
C.
a=210 p= 5 21
D.
a=210 p= 4 21
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举一反三
【单选题】Which of the following could not be learned from what we’ve learned about silk?( )
A.
Most European words for silk begins with the letter s.
B.
It’s easy to trace out the Chinese root in silk.
C.
Wool refers to fabrics from different animals.
D.
Ancient Chinese people learned to raise silkworms.
【单选题】足月产新生儿,因患吸入性肺炎送儿科抢救室抢救,护土抢救完后回病房,家属询问其相关情况,护士应该
A.
隐瞒病情
B.
夸大病情
C.
暂不回答
D.
客观介绍
E.
简要回答
【单选题】What is true of learned words?
A.
They are learned from lips of our mother.
B.
Most people use these words in their daily conversation.
C.
Their meanings are known to common people.
D.
We learn these words from books, lectures or formal conversation.
【单选题】From the last paragraph, we can conclude that
A.
managers learned management skills from the family playroom.
B.
spouses learned negotiation skills from their siblings.
C.
studies on siblings are under the way.
D.
studies on siblings need thorough investigation.
【单选题】某公司 2012 年度销售收入净额为 1320 万元,资产负债表中, 2012 年应收账款平均余额为 110 万元、应收票据平均余额为 50 万元;另外,补充资料显示, 2012 年的坏账准备平均余额为 10 万元。该公司 2012 年应收账款周转次数为( )次 。( 1 年按 360 天计算)
A.
8.64
B.
9.39
C.
7.76
D.
9.62
【简答题】It can be learned from Paragraph 1 that [A] Science intends to simplify their peer-review process. [B] journals are strengthening their statistical checks. [C] few journals are blamed for mistakes in ...
【单选题】某公司2012年度销售收入净额为1320万元，资产负债表中，2012年应收账款平均净额为110万元、应收票据平均余额为50万元；另外，补充资料显示，2012年的坏账准备平均余额为10万元。1年按360天计算，该公司2012年应收账款周转天数为（）
A.
43.64天
B.
46.39天
C.
38.75天
D.
39.62天
【单选题】It can be learned from the passage that ______.
A.
air journeys are quite often far from comfortable
B.
air travelers usually enjoy luxury during flight
C.
air travelers usually enjoy upgraded conditions
D.
Airlines always provide good-in-flight entertainment
【简答题】It can be learned from the story that the family had ______ children.
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