Subject Link. Lesson 5

A History of Salt
Lesson 5
Before You Read
There are two types of salt. Can you guess where each comes from?
I think type ⓑ is from the ocean.
Type ⓐ seems to be from under the ground.

A History of Salt
Lesson 5
Before You Read
There are two types of salt. Can you guess where each comes from?
I think type ⓑ is from the ocean.
Type ⓐ seems to be from under the ground.

Key Words

rare
잘려진 음원 없음

valuable

collect

boil

mine

wage

mine

rare

wage

collect

boil

valuable

not common; difficult to find
rare
?

worth a lot of money or important because there is a limited amount of it
valuable
?

to bring together
collect
?

to heat a liquid so that bubbles rise to the surface
boil
?

to dig for things like gold or diamonds
mine
?

money paid for services or work
wage
?