五年级上册第五单元测试题(一)【单元导航】     通过本单元的学习,你会用字母表示数、数量、定律和计算公式,认识方程,会解方程,并用方程解决实际问题吗?相信自己,你一定能行!【学业评价】一、用心读题,认真填写20分)1、张军要写500个大字,他每天写X个,500÷X表示(        ) 2、用字母表示:加法结合律(       );乘法分配律(      ) 3、2个b相乘写成(   ),2个b相加写成(    )   4、一个数除以a,商4余b,这个数是(      ) 5、食堂里的粮食,每天吃a千克,吃了b天,还剩n千克食堂里一共有(     )千克粮食如果a=27.5,b=2——n=38,食堂一共有(   )千克粮食 6、每箱苹果x元,王阿姨上午卖了8箱,下午卖了11箱苹果这一天一共卖了(   )元钱;上午比下午少卖了(   )元钱 7、三个连续自然数的和是36,这三个数中最大的数是(   ),最小的数是(   ) 8、找规律:1,3,4,6,7,12,m,n,13,48,m表示的数是(  ),n表示的数是(  ) 9、如果x=y,根据等式的性质填空:   x+(   )=y+7      x÷c=y÷(   )(c≠0) 10、如图所示,用含有字母的式子表示图中阴影部分的面积是(      );当b=10厘米,a=8厘米时,阴影部分的面积是(      )。
  
                                           11、当4x=9时,x=(   );则0.6x=(   )                                         二、仔细辨析,正确判断(6分)  )1、含有未知数的式子是方程  )2、一件衣服减价c元后是100元,原价是100-c  )3、当x=2时,x2=2x  )4、若a-1.7=b+1.4,则a>b  )5、mc-nc=(m-n)c  )6、b个7相加,和是7b三、反复比较,合理选择12分)1、a与b的和的9倍用式子表示为(  )    A.a+9b      B.9a+b      C.9(a+b)2、方程6-2x=2的解是(  )  A.x=0.5      B.x=2      C.x=43、方程x+(  )=8.7的解是x=5.4,括号里的数应是(  )  A.3.3     B.5.4      C.8.74、三个边长都是c厘米的正方形拼成一个长方形,这个长方形的周长是(  )厘米    A.8c       B. 10c      C.12c5、李明今年x岁,妈妈今年y岁,10年后李明比妈妈小(     )岁  A.x-y    B.y-      附送:2019-2020年五年级上册第五单元测试题一、根据汉语补全下列单词。
  
                            1.双肩背包kn__ps__ck       2.生日 b__ __th __ay    3.腰带 b__lt4. 礼物 pr__s__nt         5. 购物中心 sh__pping  m__ll6.九月 S__pt__mber       7. 五月 M__y      8. 今天 t__day9. 日期 d__te            10. 礼服 s__it二、连线Mother’s Day                      September  10Children’s Day                     May  8Teacher’s Day                      January 1New Year’s Day                    December 25Chrimtams Day                    June 1三、选择    )1. Where ______ you going?       A . are               B . is               C . am(    )2. _______buy a present for my father.       A. For               B. To              C. At(    )3. His birthday is on _____ 15.       A. may              B. mey             C. May(    ) 4. What’s________ date today?   It’s May 6. w    W w .        A. the               B. a                C. an(    )5. When’s_________birthday, Dongdong?       A. you               B. your             C. yours(    )6. Let_____go  to  the  shopping  mall.       A. us                B. is                C. we(    )7. A: Is it your _____ birthday? No, it’s not.       A. father             B. father’s           C. father’(    )8. A: What______Tino want to buy for Sandy?    B: A belt.       A. is                 B. do               C. does(    )9. A: What do you want to buy?  B:__________       A. Yes, I am           B. Let’s go shopping.    C. Well, I’m not sure.(    )10. _______is on Jun 1st.       A. Child’s             B. Children           C. Children’s Day四、选词填空。
  
                              (一)    What      When       Where        How        Why1. ___________is Cody’s birthday?         2. ___________is the date today?3. ___________long does it take to go to school?   4. _________are you going?5. _________did you do after school?      6. _________don’t you ride a bike?7. _________is Children’s Day?         8. _________does Billy go to school?9. _________was your day?            10. __________time do you get up?(二)  join      about       present      for       AnywayA: Where are you going?B: I’m going to buy some__________for my teacher.A: Why?B: Tomorrow is Teacher’s Day. It’s September 10. We want to buy her some presents. Can you_________us?A: Sure! What do you want to buy?B: I want to buy some flowers_________her. How________you?A: Well, I’m not sure. A car or a book?B: ________, let’s go to the supermarket.六、阅读理解。
  
                            Dongdong: Where are you going?Sandy: To buy a present for my father.Dongdong: Is it your father’s birthday?Sandy: Yes, His birthday is on May 5. I want to buy a shirt for him.1. Sandy wants to buy a shirt for her father.(     )2. Dongdong will play the game.(     )3. Billy’s father’s birthday is on May 5. (     )4. Billy wants to buy a shirt.(      )5. Sandy’s father’s birthday is in March.(     )。