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陈雷英语 小学数学 二年级上 查看内容

第四单元

2021-5-31 10:17| 发布者: admin| 查看: 156| 评论: 0

摘要: .
 
Unit four
Katie learned art -- multiplication in the table part two
(凯蒂学艺——表内乘法二)
Lesson one
1. It takes six pieces of cloth to make a sandbag.
How many pieces of cloth did it take to make six sandbags?
做一个沙包要用六块布。做六个沙包用了多少块布?
2. Let's make up the multiplication formula for six?
咱们一起来编6的乘法口诀吧!
3. Six pieces of cloth in a sandbag     
1个沙包6块布         1个6         1×6=6         一六得六
4. Two sandbags and twelve pieces of cloth
2个沙包12块布        2个6相加     2×6=12       二六十二
5. Three sandbags eighteen pieces of cloth
3个沙包18块布        3个6相加     3×6=18       三六十八
6.four, five, six?
4个、5个、6个?
7. What other questions can you ask? 
你还能提出什么问题?
8. How many paper cranes are hanging on the wall?
墙上挂了多少只纸鹤?
9. You just want to figure out what the sum of four sixes is, and you can do it in the column multiplication formula.
就是求4个6相加的和是多少,可以列乘法算式计算。
10. Let's do exercises!
我们来做练习题吧!
Lesson two
1. Each person makes 7 cards. How many cards can you make altogether?
每人叠7个卡片,一共能叠多少个?
2. Let's make up the multiplication formula for seven.
咱们一起来编7的乘法口诀。
3. You add a couple of numbers?几个几相加?
1个7             1×7=7          一七得七
2个7相加         2×7=14         二七十四
3个7相加         3×7=21         三七二十一
4个、5个、6个、7个?
4. What other questions can you ask?
你还能提出什么问题?
5. How many students are playing a game of chicken and eagle?
有多少个同学在玩老鹰捉小鸡的游戏?
I just want to figure out what two 7's add up to, the column multiplication formula.
就是求2个7相加是多少,列乘法算式。
6. Let's do some exercises together!
我们一起来做练习吧!
Lesson three
1. Each Chinese knot needs 8 coppers to make 8
每个中国结需要8个铜钱,要做8个。
2. How many coppers are needed altogether?
一共需要多少个铜钱?
3. It's easy to fill in the form and make up the formula.
填填表,编口诀就容易了。
4. How many people are assigned to do duty each week?
一周安排多少人做值日?
So we're trying to figure out what five eights are.
也就是求5个8是多少。
What questions can you ask?
你能提出什么问题?
8. How many Chinese knots did Feifei make?
菲菲做了多少个中国结?
9. What does "triple" mean?
“3倍”是什么意思?
10. Three times two is three twos.
2的3倍就是3个2。
11. Can you give me an example of what "multiple" means?
你能举例说说“倍”是什么意思吗?
12. Let's do the exercises together!
我们一起来做练习吧!
Lesson four
1. We're going to cut nine strings like this. How many lanterns can be cut out altogether?
我们要剪这样的9串。一共可以剪出多少灯笼?
2. You can calculate it this way.
可以这样推算得数。
3. Make up the multiplication formula of 9 according to these numbers!
根据这些得数来编9的乘法口诀吧!
4. What other questions can you ask?
你还能提出什么问题?
5. How many fish were hanging on the wall?
墙上一共挂了多少条鱼?
6.what do l want?
是求什么呢?
7. Six times nine is fifty-four
6×9=54或9×6=54
8. The formula: six nine fifty-four
口诀:六九五十四
9. I could also write it vertically.
也可以写成竖式。
10. Factor times factor equals product
因数×因数=积
11. Let's do some exercises together!
我们一起来做练习吧!


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