CONTESTA LAS PREGUNTAS:
1 Can you swim? 
2 Did he go to work or to school? 
3 Has your class finished? 
4 Where is my pen? 
5 Who did you visit? 
6 Shall we go to your place or mine? 
7 When will Lucy arrive?  
8 Who called here so late? 
9 Do you want to watch a movie? 
10 Have you done the laundry?
PON PODER EN INGLÉS EN LA FORMA CORRECTA (be able to, can, could, been able to)
1 _____ he understand what you were talking about? 
2 My sister _____ play tennis now. 
3 I _____ walk when I was less than a year old. 
4 (Polite) _____ you tell me what time it is, please? 
5 My grandfather _____ walk without any help last night. 
6 I would like to _____ play the piano. 
7 How long have you _____ drive? 
8 I'll _____ help you later. 
9 Can you help me? I _____ never understand this. 
10 Will Man _____ live forever one day?
