Modals & semi-modals

Anexos:

• Module 2 Modals

1. Offer
   1. Can
      1. Can I help you?
   2. Could
      1. Could I help you?
   3. May
      1. May I help you ?
2. Asking for permission
   1. Can
      1. Can I go to the festival?
   2. Could
      1. Could I go out , please?
   3. May
      1. May I open the window , please?
3. Making Requests
   1. Can
      1. Can you help me open the door ?
   2. Could
      1. Could you show me the way to class?
   3. May
      1. May I have some more coffee?
4. prohibition
   1. mustn't
      1. You mustn't use your mobile here.
5. Making suggestions
   1. Shall
      1. Shall we go away for the weekend ?
6. Ability
   1. be able to
      1. all tenses
         1. I haven't been able to go shopping since last month. / I will be able to speak English in the future .
   2. could
      1. past
         1. I could climb trees when I was young .
   3. Can
      1. present
         1. The baby can speak.
7. absence of necessity
   1. don't have to
      1. We don't have to go out if you don't want to .
   2. don't need to
      1. You don't need to give me the money.
   3. needn't
      1. You needn't worry.
8. obligation
   1. must
   2. have to
      1. present + future
         1. I must buy ted a present for his graduation .
         2. You have to put on a uniform at school.
   3. had to
      1. past
         1. I had to drink milk everyday when I was a child.
9. necessity
   1. need to
      1. I need to talk to you?
   2. need
      1. Need you buy new shoes?