Summary
Highlights
Sir DJ introduces the importance of understanding signs, using street signs as an example to illustrate how they convey messages and instructions that must be followed. Failing to understand or obey them can lead to reprimand or punishment.
A game is played asking viewers to identify the meaning of various signs. Examples include 'No Entry' (00:02:04), 'Pitch In' (00:02:17) for throwing trash, 'No Eating or Drinking' (00:02:52), and 'No Smoking' (00:03:33). The connection to social distancing rules is also made for the 'No Eating or Drinking' sign in some fast-food chains.
The video highlights that the previous statements about signs either give permission or prohibition. The focus shifts to 'permission,' defined as authorization or formal consent. This leads to the introduction of modal verbs as special 'auxiliary' or 'helping' verbs that provide additional information about the main verb.
Examples demonstrate how modals like 'can' are used before the base form of a verb to express permission, such as 'Students can use a dictionary.' It's emphasized that modals do not change forms (e.g., 'can' doesn't become 'cans' or 'canning').
The modal 'can' is discussed as a means to both give and ask for permission. Examples include asking for help ('Can I help you with that?') and bringing a dog to the park ('Can I bring my dog with me?'). It's noted that 'can' is less polite and suitable for familiar acquaintances.
The modal 'could' is introduced as a more formal and polite way to ask for permission, especially when not familiar with the person, as in 'Could I borrow your book?' Additionally, 'could' is used to express permission granted in the past but not in the present, like 'We could go out and play as long as we want to.'
The modal 'may' is presented as the most formal and polite way to ask for and give permission. The classic example of 'May I go out, ma'am?' is used. Other examples given are about claiming financial assistance or asking to use a restroom, highlighting its use in formal settings and when showing respect.
The modal 'might' is introduced as a very formal and older-fashioned way to ask permission, often used by educated and polite individuals to express respect, as seen in 'Might I ask what your name is?'
An activity is presented where viewers choose the most appropriate modal ('can,' 'could,' 'may,' or 'might') for various scenarios. Examples include asking a mom for permission to go out (can), speaking to a secretary (may), borrowing a pencil from a seatmate (could), and asking a waiter for water (may or might).
The lesson concludes with a recap of the modals used for permission and an assignment for the viewers to research modals expressing prohibition, teasing the topic for the next episode.