teacher: Let's learn how to count by 1s. I will give you three numbers and you tell me what the next number is. If I say '2, 3, 4' then you should say '5'
teacher: 11, 12, 13?
student: 15
teacher: Incorrect!
teacher: 11, 12, 13?
student: 14
teacher: Yes, correct!
teacher: Let's move on.
teacher: 97, 98, 99?
student: 101
teacher: Incorrect!
teacher: 97, 98, 99?
student: 100
teacher: Correct, good job!
teacher: The last question.
teacher: 108, 109, 110?
student: 1101
teacher: Incorrect!
teacher: 108, 109, 110?
student: 111
teacher: Well done!