1.

remove移动,  detritus碎屑,  climb up爬上去,  climb down爬下来,

post letters寄信,  show展示,  pack包装,  transport运输,  goods货物,

pay the bill支付账单,  king国王,  queen女王,  chop砍,  cut down削减,

break打碎,  hit nails钉钉子,  glass玻璃,  plastic塑料,  silk丝绸,  cotton棉花,

wool羊毛,  bottle瓶子,  screen屏幕,  light bulb灯泡,  fish tank鱼缸,

plastic bag塑料袋,  mouse鼠标,  keyboard键盘,  bed sheets床单,

robe长袍,  cotton swab棉签,  face mask口罩,  blanket毯子,  carpet地毯.

解释: 

Toothpick: used for removing detritus between teeth

Cutting board: used for cutting meat or vegetables

Building blocks: used for children to play

Ladder: used for climbing up and down a wall

Stamp: used for posting letters

Desk calendar: used for showing the date of the year

Packing box: used for packing and transporting goods

Packing bag: used for packing and transporting goods

Coin: used for paying the bill

Crown: used for king or queen to wear on the head

Axe: used for chopping wood and cutting down trees

Saw: used for cutting wood and metal

Hammer: used for breaking things and hitting nails

Wheel: used for cars or bikes to move

2.

What is/are ……… used for?

.....是用来做什么的？

……… is/are used for …………….  

.....是用来.......

What is the toothpick used for?

Toothpick is used for removing detritus between 

teeth.

What is/are ……… made of?

.....是什么制成的？

……… is made of …………….    

.....是....制成的。

What is the bottle made of?

The bottle is made of glass.

What is the plastic bag made of?

The plastic bag is made of plastic.

3.

Glass and water both bend light.

玻璃和水都能使光线弯曲。

Plastic goods have already polluted Earth.

塑料制品已经污染了地球。

You can tell it’s silk by the feel.

你一摸就知道这是丝绸的。

She is wearing a flowered cotton dress.

她穿着一件花棉布连衣裙。

My mom bought a ball of wool.

我妈妈买了一团羊毛。

He drank a whole bottle of milk last night.

他昨晚喝了一整瓶牛奶。

Looking at the computer screen all day can be very hard on the eyes.

整天盯着电脑屏幕会让眼睛很难受。

One of the light bulb in my bedroom is broken.

我卧室里的一个灯泡坏了。

We need to add some water in the fish tank.

我们需要给鱼缸加些水。

This shampoo bottle is empty now.

这个洗发水瓶子现在空了。

The plastic bag won’t hold your shoes.

这个塑料袋装不下你的鞋。

You can check your e-mail with a click of your mouse.

你点击一下鼠标就可以检查电子邮件。

I am typing an e-mail with a keyboard.

我正在用键盘输入一封电子邮件。

The maid will change the bed sheets once a week.

女佣每周会换一次床单。

I am wearing a robe after shower.

淋浴后我穿着睡袍。

My dad used to clean his ears with cotton swabs.

我爸爸过去经常用棉签清洁耳朵。

The doctor was wearing a face mask while he was working.

医生工作时戴着口罩。

I covered my body with a warm blanket.

我用一条暖和的毯子盖在身上。

The floor  is covered by a red carpet.

地板上铺着红地毯。