26.1.    1) I  can use computer

           2) Can I borrow your natebook for a day?

           3) We are able to sleep well

 

26.2.   1) I used to be able to draw well

 

26.3.   1) I can make snowman

          2) I can`t play the piano

          3) When I get some toys

          4) When I was young I counld`t speak well

 

26.4.  1)  She was able to play the violin

         2) They were able to work together

 

26.4.  1) She could speak chinese well

         2) They couldn`t see me

         3)  I couldn`t find my sister but I managed to find in toy store