9. We use ´s for one person and
s´for more than one person
10. • She ate her friend´s popcorn
• (just one friend)
• She ate her friends´popcorn
• (more than one friend)
11. BE CAREFUL!
• But we use ´s with children
• Where are the children´s tickets?
12. What kind of music do you like?
How does music make you feel?
Who is your favorite singer or group?Why?
Do you think it is wrong to download music for free?
15. ■ We use can and can´t to talk about ability in the present
– He can play the guitar
– She can´t sing.
■ We use could and couldn´t to talk about ability in the past
– He could play the piano when he was three.
– She couldn´t go to the festival last summer.
17. OBLIGATION NO OBLIGATION NOTALLOWED
Must - Mustn´t
Have to Don´t have to -
Need to Needn´t -
Had to - -
18. We use must, have to and need to for
obligation in the present
■ You must pay your debts.
■ We have to arrive at 9 o´clock
■ You need to bring a coat
19. Notice the difference between don´t
have to / needn´t / mustn´t
■ You don´t have to/ needn´t leave now
– (there is no obligation now)
■ You mustn´t leave now
– (it is not allowed)
20. We use had to to talk about obligation in
the past
■ I had to play the piano when I was a child.