4 can/can't, could I couldn't Exam candidates often make mistakes with can/can't and could/couldn't. Correct the mistakes in each of these sentences. 1 My dad can to take great photos with his new phone. ......can take 2 I can listening to music with this new app... 3 If you want, I could met you next Saturday... 4 We could to go there tomorrow. 5 You can going by bus.......