Modals : Can / Could

MODALS : CAN / COULD

• CAN or COULD | The Difference Between CAN and COULD | Modal Verbs in English Grammar (Enclavar)
• To express Possibility
• Use ​​​can to make general statement about what is possible:
• You can sing
• Use could to show something is possible but not certain :
• She could win the miss universe

Exercise

• Choose the correct option
• Pinguins ___ swim very well.
• can
• Could
• 2. I ___ breath in the water
• Can
• Could
• 

Negative form

• The negative form of can is can't (cannot) :
• Help! I can't breath
• The negative form of could is couldn't ( could not) :
• They couldn't dance very well

Exercises : Negative Form

• Sam ___ go to the party because she was too busy.
• Mario ____ skate very well.
• Tom is blind. He ___ see.
• The english teacher sleep in the class. I think he ___ sleep well last night.
• Alberth Einstein ____ speak until the age of 4.
• Options:
• - Couldn't
• - Can't
• Answer> couldn't, can't (2) , couldn't (2)

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