New Words:

library [ˈlaɪbrəri] 图书馆
playground [ˈpleɪɡraʊnd] 游乐场;操场

I went to the library and took your books back.
我去了图书馆，帮你把书还了。

You can play it in the playground.
你可以在操场上玩。

It is time for them to play football on the playground.
是他们到操场上踢足球的时候了。

New Words：

how much [haʊ mʌtʃ] 多少（不可数名词）
how many [haʊ ˈmeni] 多少（可数名词）

How much is this?
这个多少钱？

How much homework do you get?
你有多少家庭作业？

How much is tow plus one?
二加一等于多少？

How much water did you drink?
你喝了多少水？

How many bottles of water did you drink?
你喝了多少瓶水？

How many students are there in your class?
你们班上有多少学生？

How many eggs are there in the fridge？
有多少鸡蛋在冰箱里？

How many days in a week?
一周有多少天？

New Words：

still [stɪl] 还;还是;仍然;依旧
computer [kəmˈpjuːtər] 计算机;电脑

I still dream of home.
我依然做梦梦见家。

I'm still very mobile.
我仍然行动自如。

Are you still coming with us?
你还要和我们去吗？

I'm still looking for work.
我仍在找工作。

The computer's down again.
电脑又死机了。

How much is the new computer?
这台新电脑多少钱？

New Words:

dear [dɪr]

adj. 亲爱的;昂贵;价格高
int. 啊，哎呀，糟糕，天哪
n. 亲爱的;宝贝儿

camera [ˈkæmərə] 照相机;摄影机;摄像机
secondhand [ˌsekənd'hænd] 二手货的;旧的

Oh, dear! My pen is missing.
哎哟，我的笔不见了！

The toilets are over there, dear.
亲爱的，厕所在那边。

This camera is too dear/expensive.
这个照相机太贵了。

Is this camera new or secondhand?
这架照相机是新的还是旧的？

They sell new and secondhand computers.
他们卖新电脑和二手电脑。

New Words：

traffic [ˈtræfɪk] 交通
traffic jam 堵车;交通阻塞
traffic light 交通信号灯

The car stopped at the traffic lights.
汽车在交通信号灯前停了下来。

I was stuck in a traffic jam.
我被困在了交通堵塞中。