五年级下册英语书五单元46页47页48页的翻义

2025-01-11 23:04:46
推荐回答(1个)
回答1:

答案没有,自己想去

一、填空。(15分,每空一分)

(1)四百五十三万六千写作( ),改写成以万作单位的数是( )。

(2)3.04平方米=( )平方米( )平方分米。

(3)0.6吨=( )千克。

(4) 的分数单位是( ),它有( )个这样的分数单位组成。

(5) =( ):15= =( )%

(6) 甲和乙的比是2 :3,乙是丙的 ,丙和甲的比是( )

(7)24和18的最小公倍数是( )

(8)把 、1.667、167和167%按从大到小的顺序排列起来。

( )

(9)一个圆柱体,它的体积是48立方分米,和它等底等高的圆锥体的体积是( )立方米。

(10)一个分数,分子与分母的和是47,如果分母加上13所得分数是 ,原来分数是( )。

二、判断。(10分,每题一分)

1、两个圆的周长相等,那么它们的面积也相等。( )

2、在比例中,两个内项互为倒数,两个外项也互为倒数。( )

3、甲数比乙数多10%,乙数就比甲数少10%。( )

4、五年级有学生98人,全部到校,出勤率是100%。( )

5、分母一定,分子和分数值成反比例。( )

6、有6千克瓜子,吃了 千克,剩下5千克。( )

7、X的4倍加上6写成式子是4X+6. ( )

8、因为25%=0.75,所以小数和百分数的意义相同。( )

9、如果甲数是乙数的80%,那么乙数比甲数多25%。( )

10、环形面积比扇形面积大。( )

三、选择。(5分,每小题一分)

1、把5米长的绳子平均分成7段,每段长度占全长的( )

○1 米 ○2 ○3 ○4 米

2、甲数是60,比乙数多10%,表示乙数的式子是( )

○160×(1+10%) ○2 60×(1-10%)

○360÷(1-10%) ○4 60÷(1+10%)

3、植树节中学生植树,活了100棵,了2棵,成活率是( )

○1 100% ○2 98% ○3 102%

4、今年比去年增产二成,今年是去年的( )

○1 20% ○2 80% ○3 120%

5、单价一定,数量和总价成( )

○1 成正比例 ○2 成反比例 ○3 不成比例

四、计算。(8+6+6+12=32分)

1、 直接写出得数。(8分)

304+198= 3- = 10 ×2= 1-4÷7=

7.5× = 5.2×6= 3.85×0+2.4= 21 ÷7=

2、用简便方法计算。(6分)

○19.98×78+22×9.98 ○24.9+ 5.56 + 4.34+ 5

3、脱式计算。(6分)

8.6+2.6×3.5÷1.3 8- 9.4- × ÷0.75

4、解比例(12分)

○1 =5:14

75 : =2.5:12

五、 列式计算。(8分)

○1200的 除以20个 ,商是多少?

○2 的 减去1.8除 的商,差是多少?

五、应用题。(6分×5=30分)

1、甲乙两地相距640千米,客车和货车同时从甲地开往乙地,已知货车每小时行40千米,客车速度与货车速度比是3 :2 ,几小时后两车相距60千米?

2、一个筑路队铺一段铁路,原计划每天铺3.2千米,实际每天比原计划多铺25%,实际铺完这段铁路用了12天,原计划用多少天铺完(用比例解)

3、一种农药的药液和水,是按1 :1500配制而成的,要配制这种农药750.5千克,需要药液与水各多少千克?

4、小娜看一本书,第一天看了总页数的 ,第二天看了总页数的25%,第三天看了42页,正好看完。这本书共有多少页?

5、甲乙两个修路队合修一段公路,甲队的工作效率是乙队的 ,两队合作6天;正好修完这段公路的 。余下的由乙队单独修,还要几天才能修完

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