《2025年快乐过暑假江苏凤凰科学技术出版社四年级提优版》

1. 甲筐内有苹果240个,乙筐内有苹果60个,若每次从甲筐内取出9个苹果放到乙筐内,则取多少次后,甲、乙两筐内苹果的个数一样多?

答案： $(240+60)÷2-60=90$(个)
$90÷9=10$(次)

2. 甲、乙两地相距480千米,两辆车同时从甲地开往乙地,当客车到达乙地时,货车离乙地还有160千米,客车比货车早到4小时。客车行完全程要用多长时间?

答案： $480÷(160÷4)=12$(小时)
$12-4=8$(小时)

3. 鼓浪屿除了是厦门旅游的名片之外,还有许多著名的美食,鱼丸就是其中之一。鱼丸圆润鲜美,营养丰富。鱼丸店制作了3524个鱼丸,25个装一袋,4袋装一盒,店员准备了35个盒子,够装吗?

答案： $25×4×35=3500$(个)
$3524＞3500$，不够装。

4. 社区要做138个环保宣传牌,李阿姨先做了2小时,平均每小时做6个,后来张阿姨和王阿姨来帮忙,她们3人平均每人每小时做7个。剩下的环保宣传牌三人合作几小时能完成?

答案： $138-6×2=126$(个)
$126÷(7×3)=6$(小时)

假如你是 Mike,请根据下面给出的思维导图写一篇英语小短文,向大家介绍一下你喜欢的课程和不喜欢的课程吧。Hello, I'm Mike. I'm a student in a primary school. I have nine subjects at school. I like Chinese. It's fun. I like English too, because I think it's easy to learn. I can play basketball very well, so I also like PE. But I don't like Maths. It's difficult for me.

答案： Hello, I'm Mike. I'm a student in a primary school. I have nine subjects at school. I like Chinese. It's fun. I like English too, because I think it's easy to learn. I can play basketball very well, so I also like PE. But I don't like Maths. It's difficult for me.