1. I hear and I forget. I see and I remember. I do and I understand ( Confucius)
2. Whenever people agree with me, I always think I must be wrong. (Oscar Wilde)
3. It's not that I am afraid to die. I just don't want to be there when it happens. (Woody Allen)

Exercise 2

1. go
2. want
3. to go - going
4. understand, remember, want, agree,
Я бы добавил еще hate, но он не употребился. Возможно, задание не до конца