I would like to commend you for doing your best Peter.

Pronunciation:

though 
preparation
program
children
test
calculated
scheduled
sympathy
expectancy 

Vocabulary:

calculated - 계획된

Grammar: 

You said: no dangerous
correct: It's not dangerous.

You said: to became more bigger 
correct: in oder for us to become bigger we need much sleep.

You said: We are learn about ..
correct: We are learning about many subjects at school. We must study a lot for the examination.