How to say it might have been or might not have been in Japanese | ～かもしれません（過去）

The video tutorial covers the use of 'may have' and 'might have' for expressing past speculation and possibility. It includes discussions about a sale at a department store, concerns about leaving a window open, and various practice exercises to reinforce the grammar concepts. The tutorial concludes with questions that require using 'might' to answer.

What was the main topic of discussion in the conversation about the department store?

• The store's opening hours

• The quality of products

• The duration of a sale

• The location of the store

Which phrase is used to express uncertainty about past events?

• 'Will have'

• 'Must have'

• 'Should have'

• 'May have'

In the practice exercises, what is the correct way to express that you might not have locked the locker?

• I will not have locked it.

• I should not have locked it.

• I may not have locked it.

• I must not have locked it.

What is the purpose of the practice exercises in the video?

• To improve listening skills

• To reinforce the use of 'may have' and 'might have'

• To practice pronunciation

• To test vocabulary knowledge

How does the video suggest you answer questions about past events using 'might'?

• By stating facts

• By giving examples

• By expressing certainty

• By showing possibility

What question does the video ask about the weather in Japan last year?

• Was July hot in Japan?

• Was July windy in Japan?

• Was July cold in Japan?

• Was July rainy in Japan?

What is the final topic discussed in the video?

• The importance of studying

• The use of 'might' in questions

• The history of Japan

• The future of language learning