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【单选题】
下列不属于腹主动脉成对脏支的是
A.
腰动脉
B.
肾上腺中动脉
C.
肾动脉
D.
睾丸动脉
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【单选题】下列有关检验统计量t的说法中正确的是[ ]。
A.
t值越大,说明总体参数差别越大
B.
t值越大,说明总体参数差别越小
C.
t值越大,说明样本统计量差别越大
D.
t值越大,越有理由认为两总体参数不等
【单选题】事故调查组应在下列期限内向组织事故调查组的机关提交《铁路交通事故调查报告》,较大事故的调查期限为()日。
A.
60
B.
30
C.
20
D.
10
【单选题】发改委要求各地在制定居民阶梯电价实施方案过程中,要对阶梯电价的实施范围、档次划分、户数认定等方面举行价格听证,在充分论证的基础上实施。这是因为()。 ①价格听证制度是我国根本政治制度 ②发展基层民主是人民当家作主最有效的途径 ③公民的广泛参与有利于政府科学决策 ④拓宽民意反映渠道是科学决策的前提
A.
①②
B.
②④
C.
①③
D.
③④
【单选题】习近平总书记在第二次中央新疆工作座谈会上指出,新疆的问题最长远的还是民族团结问题。民族分裂势力越是企图破坏民族团结,我们越要加强民族团结。这是因为民族团结 ( ) 1 是衡量一个国家综合国力的重要标志之一 2 是我国处理民族关系的基本政策 3 是实现各民族经济发展的根本途径 4 是经济发展和社会进步的保证
A.
①②
B.
③④
C.
①④
D.
②③
【判断题】事故调查期限自事故调查组进驻现场之日起计算。( )
A.
正确
B.
错误
【单选题】事故调查组应在下列期限内提交《运营事故调查报告》正确的是()。
A.
特别重大事故调查期限为50日
B.
重大事故的调查期限为40日
C.
一般A类事故的调查期限为30日
D.
一般E类事故的调查期限为5日
【单选题】He swore that he would never play piano any more. One day, in the music class, he started to play the piano, __________ he found that it was easy to pick out tunes.
A.
therefore
B.
moreover
C.
thus
D.
since
【多选题】It is a story about a goose with golden eggs( 下金蛋的鹅 ). Read the following passage and fill in the blanks with the given words. 阅读下列文章,在空白处填上合适词汇的选项。
A.
killed
B.
occurred
C.
delight
D.
greedy
E.
glittering One morning a countryman went to his goose's nest, and saw a yellow and 1 egg there. He took the egg home. To his 2 , he found that it was an egg of pure gold. Every morning the same thing 3 , and he soon became rich by selling his eggs. The countryman became more and more 4 . He wanted to get all the gold at once, so he 5 the goose, when he looked inside, he found nothing in its body.
【简答题】事故调查期限自事故调查组成立之日起计算。()
【简答题】He found that it was not easy to cope____the demands of his school work.
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