Permission and Ability in English

This video tutorial introduces basic English grammar, focusing on the use of 'can' and 'could'. It explains how 'can' is used to express abilities in the present, while 'could' is used for past abilities. The video provides examples to illustrate these concepts and discusses how 'can' and 'could' are used to ask for permission, both informally and formally. The tutorial concludes with a preview of the next lesson on using 'how many' and 'how much'.

What is the main focus of this lesson?

• Studying English literature

• Learning advanced English grammar

• Understanding the use of 'can' and 'could'

• Practicing English pronunciation

When do we use 'can'?

• To describe past events

• To express future plans

• To express someone's ability

• To ask questions

Which sentence correctly uses 'can' to express ability?

• She can reading English.

• She can read English.

• She can reads English.

• She can readed English.

How do you express inability in the present?

• He can't swim.

• He didn't swim.

• He will not swim.

• He could not swim.

How do you express that someone doesn't know how to do something?

• He could swim.

• He swim.

• He can't swim.

• He will swim.

Which sentence uses 'could' to describe a past ability?

• I can swim.

• I could swim.

• I will swim.

• I swim.

Which of the following is a correct use of 'could' for past ability?

• I can swim when I was younger.

• I could swim when I was younger.

• I swim when I was younger.

• I will swim when I was younger.

What is the contraction for 'could not'?

• couldn't

• couldn't've

• couldn't not

• couldn'tn't

Which sentence uses 'can' correctly in the present tense?

• I will run.

• I running.

• I can run.

• I could run.

What is the correct way to express inability in the past?

• I couldn't sleep.

• I can't sleep.

• I won't sleep.

• I don't sleep.