Improve Your English - Stop Saying "I Don't Know"

The video tutorial introduces various ways to express uncertainty in English, offering ten alternatives to the phrase 'I don't know'. It emphasizes the importance of expanding vocabulary by using different expressions. The tutorial covers phrases like 'I'm not sure', 'I've got no idea', 'I haven't the foggiest', and 'Your guess is as good as mine', among others. Each alternative is explained with examples, helping learners to use them in different contexts. The video concludes with a reminder of the value of diversifying language use.

What new insight or understanding did you gain from this video?