2022年北师大版小学数学四年级下册第四单元测试题.docx

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1、精选学习资料 - - - - - - - - - program is enacted, implementation of in-house security training programmes m二、填空题。 （基础知识我最棒。 ）（共 20 分）1、搭这个立体图形需（）个小方块，从上面看到（）个小方块。2、清晨，小强去锻炼，他沿着一条小路跑向一片树林，这些树在他的视线里会（）。3、 0.325 中的“5” 在（）位上，表示（）个（）。4、把 0.28 、0.228 、0.208 、0.82 和 2.8 这五个数从大到小的顺序排列是：5、笑笑搭了一组图形，从右面看到的形状是，从后面看到

2、的形状是，画是这个立体图形是（）。 4 2.35 6、给“ ” “ ” “=” 安家。 1.0001 3.25 0.99 1 1.001 0.25 4 1 0.25 4 4 0.25 0.25 7、找规律填数。 1、7.6 、17.6 、 27.6 、（）、（）。）和（）。 2、12.5 、11.3 、10.1 、（）、（）。 3、2.5 、7.5 、22.5 、（）、（）。8、一个等腰三角形中最大的角是100 , 另外两个角分别是（9、一个钝角三角形中，最小的角是44 ，另外两个角可能是（）和（）。10、计算4.5 0.9 5.5 0.9 = （ 4.5 5.5 ） 0.9 ，这是应用（）来

3、简便计算的。三、计算大世界。 （第 13 题每题 8 分，第 4 题 9 分，共 33 分）1、口算小博士。名师归纳总结 safety education, improving workers safety awarene 0.1 0.02 = 3.57.6 = 126.2 3.8 = al equipment, major hazards and the safe management of ha zardous chemicals and special operations personnel; (12) the unit maintena nce, techni cal innovat

4、i ti on, e qui pment maintenance and daily work such as defect elimi i nation, strengthen quality manageme e nt of第 3 页，共 7 页 0.6 1.01 = 1.5 0.4 = 1.70.43 3.3 = 500 0.001 = 2.560.37 = 5.42.5 1.4 = 2.4ss; (E) establishment of technology monitoring network, reliability management, impr 2.5 = 4.9ove th

5、e safety level of the equipment; (F) implementation of the safety management system of construction, norms and strengthening the safety management of outsourcing; (G) implement annual security technology pr 10 = 7.5otection measures and anti-accident measures pla ns, and ensure the implementation of

6、 two measures program; (H) safety evaluation of production, infrastructure, devel op corrective action plans to che ck list, do t he corrective wor 2.5 4 = k; (I) developing emergency response plan for accidents, establish critical i ncident response mechanisms, orga nizations plan drilling; (J) the

7、 organization security, elimination of production safety accidents in a timely manner; (11) speciinfrastructure projects; (13) the Orga responsi bility betw een t he team and tnization will hol he staff, upon comd security meeti ngs, monthly a pletion of safety indi cators a nalysi s. Fi a nd appr F

8、i nd weak nesses i r opriate recognitin safety and to develop preve on a nd rewar d. 12t h: the carbon intive measure s; (14) the e nside the company, astabli shment ccording to tof security system of rewar ds and puni shme nts, seri he Divisi on of liabilit y, punishment to the relevant department

9、ri ous security a ssessment, a nd f or unit heads and related perully m robili ze the enthusia sonnel. 13th: the company sm of staff safety; (15) faithfully and prom ptly report y incur s major personal injury accident and major esecurity incide nts. A qui pment failure, dhere to the four no prin se

10、rious fire accide nts, major e ciple s of accident pr e nvironmental pollutitievention, avoi d frequent or recurring; (16) the timely, a on a ccident. Punishments made by Group Chairman for a accurate and complete re porting pproval. 14th: after an accidepersonal and equipme nt, of car bon accordidi

11、nt safety, unplanned ng to the ma ndate aoutage times nd responsis of production indicator bilities of the company, given s, reflecti ng sa n by the carfety critical issues i n a timely manner; (17) to esta bon company. Fourth S che dule arti cle 15tblish a scientifi c mechanism h: under this a ppro

12、ach, revision of this of safety management a unit the units .nd t he use of adva va nced safety management methods, improve the level of safety management. Section III article tenth of rewar ds a nd punishme e nts: safety responsi i bilities seriously, a nd made outstanding contributions to the coll

13、ective or indivi dual, shoul d be given material a a nd spiritual rewards. The 11th ararticle: carbon company and the workshop, the workshop with various teams, signi ng safety - - - - - - -精选学习资料 - - - - - - - - - 2、一个立体图形，从上面看到的形状是program is enacted, implementation of in-house security training pr

14、ogrammes m，从右边看到的形状是，搭这样的立体图形， 最少需要几个小立方块？最多需要几个小立方块？与你的同伴搭一搭。3、在第 28 届雅典奥运会上，我国跳水选手郭晶晶以领先第二名帕卡琳娜 37 分的优势进入到最后一跳，在最后一跳中，帕卡琳娜的得分是 才能保住第一名，而成为奥运会冠军？80.10 分，郭晶晶最后一跳至少要跳多少分，4、四年级要买 5 本相册和 5 枝自动笔奖给少先队员，买相册用了 28.75 元，买自动铅笔用了11.15 元，一本相册比一枝自动铅笔贵多少元？（用两种不同的方法解答。）5、一头大象的体重是 4.2 吨，一只蓝鲸的体重比大象体重的 38.5 倍还多 0.3 吨

15、，蓝鲸的体重是多少吨？safety education, improving workers safety awareness; (E) establishment of technology monitoring network, reliability management, improve the safety level of the equipment; (F) implementation of the safety management system of construction, norms and strengthening the safety management of

16、 outsourcing; (G) implement annual security technology protection measures and anti-accident measures pla ns, and ensure the implementation of two measures program; (H) safety evaluation of production, infrastructure, devel op corrective action plans to che ck list, do t he corrective work; (I) deve

17、loping emergency response plan for accidents, establish critical i ncident response mechanisms, orga nizations plan drilling; (J) the organization security, elimination of production safety accidents in a timely manner; (11) special equipment, major hazards and the safe management of ha zardous chem

18、icals and special operations personnel; (12) the unit maintena nce, techni cal innovation, e qui pment maintena nce and daily work such as defect elimination, strengthen quality management of名师归纳总结 infrastructure projects; (13) the Orga responsi bility betw een t he team and tnization will hol he st

19、aff, upon comd security meeti ngs, monthly a pletion of safety indi cators a nalysi s. Fi a nd apprnd weak nesses i opriate recognitin safety and to develop preve on a nd rewar d. 12t h: the carbon i ntive measure s; (14) the e n i nside the company, astabli shment ccording to tt of security system

20、of rewar ds and puni shme nts, seri he Divisi on of liabilit y, punishment to the relevant department ous security a ssessment, a nd f or unit heads and related perully m robili ze the enthusia sonnel. 13th: the company sm of staff safety; (15) faithfully and prom ptly report y incur s major persona

21、l injury accident and major esecurity incide nts. A qui pment failure, dhere to the four no prin serious fire accide nts, major e ciple s of accident pr e nvironmental pollutievention, avoi d frequent or recurring; (16) the timely, a on a ccident. Punishments made by Group Chairman for accurate and

22、complete re porting pproval. 14th: after an accidepersonal and equipme nt, of car bon accordint safety, unplanned ng to the ma ndate aoutage times nd responsi of production indicator bilities of the company, given s, reflecti ng sa n by the carfety critical issues i n a timely manner; (17) to esta b

23、on company. Fourth S che dule arti cle 15tblish a scientifi c mechanism h: under this a pproach, revision of this of safety management a unit the units .nd t he use of advanced safety management methods, improve the level of safety management. Section III article tenth of rewar ds a nd punishments:

24、safety responsibilities seriously, a nd made outstanding contributions to the collective or indivi dual, shoul d be given material and spiritual rewards. The 11th article: carbon company and the workshop, the workshop with various teams, signi ng safety 第 5 页，共 7 页- - - - - - -精选学习资料 - - - - - - - -

25、 - 3、 80.10 370.01 = 43.11（分）program is enacted, implementation of in-house security training programmes m4、第一种解法：28.75 511.15 5 = 3.52（元）第二种解法：（28.75 11.15 ） 5 = 3.52（元）5、 4.2 38.5 0.3 = 162（吨）6、 120safety education, improving workers safety awareness; (E) establishment of technology monitoring net

26、work, reliability management, improve the safety level of the equipment; (F) implementation of the safety management system of construction, norms and strengthening the safety management of outsourcing; (G) implement annual security technology protection measures and anti-accident measures pla ns, a

27、nd ensure the implementation of two measures program; (H) safety evaluation of production, infrastructure, devel op corrective action plans to che ck list, do t he corrective work; (I) developing emergency response plan for accidents, establish critical i ncident response mechanisms, orga nizations

28、plan drilling; (J) the organization security, elimination of production safety accidents in a timely manner; (11) special equipment, major hazards and the safe management of ha zardous chemicals and special operations personnel; (12) the unit maintena nce, techni cal innovation, e qui pment maintena

29、 nce and daily work such as defect elimination, strengthen quality management of名师归纳总结 infrastructure projects; (13) the Orga responsi bility betw een t he team and tnization will hol he staff, upon comd security meeti ngs, monthly a pletion of safety indi cators a nalysi s. Fi a nd apprnd weak ness

30、es i opriate recognitin safety and to develop preve on a nd rewar d. 12t h: the carbon i ntive measure s; (14) the e n i nside the company, astabli shment ccording to tt of security system of rewar ds and puni shme nts, seri he Divisi on of liabilit y, punishment to the relevant department ous secur

31、ity a ssessment, a nd f or unit heads and related perully m robili ze the enthusia sonnel. 13th: the company sm of staff safety; (15) faithfully and prom ptly report y incur s major personal injury accident and major esecurity incide nts. A qui pment failure, dhere to the four no prin serious fire a

32、ccide nts, major e ciple s of accident pr e nvironmental pollutievention, avoi d frequent or recurring; (16) the timely, a on a ccident. Punishments made by Group Chairman for accurate and complete re porting pproval. 14th: after an accidepersonal and equipme nt, of car bon accordint safety, unplann

33、ed ng to the ma ndate aoutage times nd responsi of production indicator bilities of the company, given s, reflecti ng sa n by the carfety critical issues i n a timely manner; (17) to esta bon company. Fourth S che dule arti cle 15tblish a scientifi c mechanism h: under this a pproach, revision of th

34、is of safety management a unit the units .nd t he use of advanced safety management methods, improve the level of safety management. Section III article tenth of rewar ds a nd punishments: safety responsibilities seriously, a nd made outstanding contributions to the collective or indivi dual, shoul d be given material and spiritual rewards. The 11th article: carbon company and the workshop, the workshop with various teams, signi ng safety 第 7 页，共 7 页- - - - - - -