1) Sorry, but I _____________________________you tomorrow. a) can't see b) won't be able to see c) couldn't see d) was not able to 2) Mai ____________________________________three languages when she was three years old. a) can understand b) will be able to understand c) could understand d) was able to understand 3) Pablo is an artist. He ________________________ beautiful pictures. a) can paint b) was able to paint. c) is able to paint d) will be able to paint 4) I __________________________________with you tomorrow, because I have to work. a) couldn't come b) can't come   c) won't be able to come d) I wasn't able to come 5) _________________________ the window so that we can get some fresh air.  a) I can open b) I couldn't open c) I'm not able to d) I can't open 6) She ___________________________ attend class because she was sick. a) can't b) couldn't c) is able to d) wasn't able to 7) _________________________ come to my party next Saturday? a) Were you able to b) Will you be able to c) Could you  d) Can you

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