Online Class Notes (Li)

Vocabulary

industrial revolution – a time period which started in the 1800s where there more factories and more people in the world

sanitation – hygiene

ex. The world has an increasing population due to better sanitation and resources.

developing country – countries that have a developing economy

ex. African countries/South asian countries etc.

developed country – countries that have a developed/advanced economy

concern – worry/question

ex. Do you have any concerns?

ex. What concerns do people have with a rising population?

draw a lottery – a game where you pick random numbers

Grammar

have children

competition is high/low 

People start to die slowly

People start to die later 

If they have less children, they can save much more money.

Because there’s less young people to take care of the old people/the elderly

People need to compete for food, water and other resources.

I will worry about the compete.

I will worry about the competition.

Many people they can’t go to high school.

Many people may not get into high school.

When the building is on fire.