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【单选题】
(2018 吉林普通中学第三次调研,23)2018年2月,中央一号文件对实施乡村振兴战略进行了全面部署。文件确定了实施乡村振兴战略的目标任务:到2020年,乡村振兴取得重要进展,制度框架和政策体系基本形成;到2035年,乡村振兴取得决定性进展,农业农村现代化基本实现;到2050年,乡村全面振兴,农业强、农村美、农民富全面实现。之所以重视农村振兴的制度框架和政策体系是因为( ) 1它是生产关系的重要组成部分,并决定着生产关系的性质 2它将成为新时期推动我国乡村振兴的根本动力 3它能促进农村生产力的发展和农村社会的进步 4它适应并服务于新时代农村的全面振兴
A.
①②
B.
①③
C.
②④
D.
③④
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举一反三
【单选题】The author suggests that the study is limited in that______.
A.
its sample is not derived from the entire population
B.
the subjects cannot represent different social strata
C.
it is simply based on videoing simulative activities
D.
it has failed to clearly explain the result of the study
【单选题】The lower-level classes (known as subclasses or derived classes) ( ) state and behavior from the higher-level class (known as a super class or base class).
A.
request
B.
inherit
C.
invoke
D.
accept
【多选题】伽利略使用的望远镜是折射式的,但20世纪建造的大型光学望远镜都不再采用单纯的折射式,这是因为
A.
为消除折射望远镜的球差,需要建造很长的镜筒,这给加工和使用带来不便
B.
折射望远镜要求透镜的两面都被精密地加工,透镜内部也不能有气泡之类的杂质,使得加工大口径透镜非常困难
C.
折射望远镜的透镜需在边缘固定,重力作用下透镜变形严重,影响成像质量
D.
不同波长的光在透镜中的折射率不同,导致折射望远镜存在色差,且无法改正
【单选题】Blues was derived from a blend of field chantey and spiritual which is ___________.
A.
a form of rock 'n, roll singing popular among American teenagers
B.
a form of operatic singing originated from Southern European countries
C.
a form of country music singing
D.
a form of hymn singing prevalent in African-American Christian churches
【单选题】What is the influence of WWI on the blues?
A.
It brought blues back to Europe
B.
It spread blues to the world
C.
The blues became shared by American soldiers both from south and north
D.
It made the blues become the important element in abolishing segregation among American soldiers
【单选题】患者女性,65 岁。有肝硬化病史 5 年,因饮食不当出
A.
血、黑便 1 天入院,呕吐暗红色液体 3 次,量约 800ml, 解黑便 2 次,量约 500g。查体:体温 37. 8°C ,脉搏 120 次/ 分,呼吸 22 次/分,血压 85/60mmHg,神志萎靡,面色苍白,四肢湿冷,医嘱予以输血 800ml。该患者出血最可能的原因为( )
B.
胃溃疡
C.
十二指肠球部溃疡
D.
急性糜烂出血性胃炎
E.
食管胃底静脉曲张破裂
F.
胃癌
【单选题】下列关于显微镜和望远镜的说法中正确的是(  )
A.
天文望远镜看见遥远的星体,是因为星体通过物镜成一放大的像
B.
1609年,伽利略发明了第一台显微镜
C.
显微镜可以用一个凸透镜和一个凹透镜组合而成
D.
显微镜和望远镜的目镜都相当于一个放大镜而工作
【单选题】Green plants combine ______ with water and carbon dioxide to make food.
A.
energy derived from light
B.
energy, derived it from light
C.
energy is derived from light
D.
from light, and energy derived
【单选题】Which of the following statements about jealousy is NOT true?
A.
Jealousy is derived from French, Latin and Greek.
B.
The connotation of jealousy is connected with the word 'boil'.
C.
Jealousy is common in human relationships.
D.
Jealousy is beneficial to human beings.
【单选题】患者女性,65岁。有肝硬化病史5年,因饮食不当出现呕血、黑便l天入院,呕吐暗红色液体3次,量约800ml,解黑便2次,量约500g。查体:T37.8℃,P120次/min,R22次/min,BP85/60mmHg,意识萎靡,面色苍白,四肢湿冷,医嘱予输血800ml。 患者出血最可能的原因为
A.
胃溃疡
B.
十二指肠球部溃疡
C.
急性糜烂出血性胃炎
D.
食管胃底静脉曲张
E.
胃癌
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