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社会

社会

开通会员开始练习

各科目的基础表现 · 社会

19 句对话 · 不同角色用不同音色

妈妈neutral

What's 3 times 2? 3

乘 2 是多少?

莉莉neutral

Read this multiplication sentence.

读读这个乘法公式。

妈妈neutral

3 times 2 equals 6. 3

乘 2 等于 6。

莉莉neutral

I have 2 sets of 3 pencils. How many pencils do I have?

我有两组三支铅笔的组合。我有多少铅笔?

妈妈neutral

Six pencils. It's the same as 3 plus 3.

有 6 根。这个 3 加 3 是一样的。除法

莉莉neutral

What's 6 divided by 2? 6

除以 2 是多少?

妈妈neutral

Read this division sentence.

读读这个除法公式。

莉莉neutral

6 divided by 2 equals 3. 6

除以 2 等于 3

妈妈neutral

Two kids will share 6 pencils equally. How many pencils can each have?

把六支铅笔平均分给两个小孩,每个人可以有几支?

妈妈neutral

Each kid can have 3 pencils because 6 is divided by 2.

把 6 除以 2 的话,每个小孩可以有 3支铅 笔。分数

妈妈neutral

If l is equally divided by 3, each part is called one third.

如果把 1 平均地分成 3 块的话,每块就叫 做 3 分之 1.

莉莉neutral

It's read one fourth

这个读做 4 分之 1.

妈妈neutral

Is it smaller than l ?

这比 1 小吗?

妈妈neutral

Let's cut this bread into 3 pieces. What do you call one piece?

我们把面包切成 3 块。一块叫做什么呢?

妈妈neutral

One part is one third.

一块是 3 分之 1.

莉莉neutral

The fraction sentence looks like this .

分数的公式看起来像这样。

妈妈neutral

it's midday. How do you know that ?

现在是正午,你怎么知道的呢?

莉莉neutral

Because the sun is in the sky.

因为天上有太阳。

妈妈neutral

The sun gives us light and heat .

太阳带给我们光和热