Is that bag  heavy, Penny?

Not very.

Here!

Put it on  this chair.

What's in  it?

A piece of  cheese.

A loaf of  bread.

A bar of  soap.

A bar of  Chocolate.

A bottle of  milk.

A pound of  sugar.

Half a pound  of  coffee.

A quarter  of  pound  of  tea.

And a tin  of  tobacco.

Is thattin  of   tobacco for me?

Well, it's certainly not  for  me!

 

 

 

cheese n. 乳酪，干酪

bread n. 面包

soap n. 肥皂

chocolate n. 巧克力

sugar n. 糖

coffee n. 咖啡

tea n. 茶

tobacco n. 烟草，烟丝

 

 

不可数名词在表示量的概念时也叫部分词

a piece ofpaper/ bread/ chalk

a sheet ofpaper/ a kilo[公斤] of water

two piecesof paper/ three sheets of paper/ five kilos of water

不可数名词在表示量的概念时要用某种容器

a bottle ofbeer/ a glass of milk

bottles/glasses

five bottlesof beer/ six glasses of milk

a box ofpens

用容器表示可数名词时，可数名词用复数