CLEAN : FILE: Hong Kong June 12th 2019 protests outside LegCo

The video tutorial introduces the topic with a brief phrase and then focuses on the use of commas in writing, highlighting their importance in grammar and sentence structure.

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

• Introduction to exclamation marks

• Introduction to periods

• Introduction to commas

• Introduction to semicolons

Which punctuation mark is repeated for emphasis in the video?

• Question mark

• Semicolon

• Period

• Comma