Нужно. find the mistakes and correct them. each sentence has two spelling mistakes. 1. the highest mountain in new zealand is three thausand seven hundred and fifty for metres. 2. the population of the biggest canadian city is one million one hundred sevinty four thousand and seventy two. 3. the highest mountain in russia is five thousand six hundred and fourty to meters. 4. the geographical area of great britain is two hundred and forty four thousands eght hundred and twenty kilometers. 5. the hignest mountain in australia is two thusand two hundred and twents eight meters.