2012 US drought including failed crops, dried up lake, cattle and food on sale in supermarket.

The video tutorial focuses on the use of polite expressions, specifically the phrase 'Please. Yes please.' It highlights the importance of politeness in communication and how such expressions can be used effectively in various contexts.

What is the primary focus of the initial part of the video?

• The importance of being polite

• How to cook a meal

• The history of language

• The benefits of exercise

Which phrase is commonly used to express politeness?

• Maybe later

• Yes please

• No way

• Absolutely not

What is a polite way to respond to an offer?

• Whatever

• I don't care

• No thanks

• Yes please

Which of the following is NOT a polite expression?

• Thank you

• Excuse me

• No way

• Yes please

How can politeness impact communication?

• It is irrelevant in conversations

• It always causes confusion

• It makes no difference

• It can improve relationships