make dialogues of the following expressions! 1. certainty and uncertainty 2. agreement and disagreement

1. Certainty
A : hey B, are you certain I can pass the test today?
B : yes of course, why not? You told me that you've study right? So why not?

Uncertainty
A : hey B, can you Come to my house tommorow evening?
B : I'm uncertainty, I will have piano lesson tommorow evening..
A : oh, it's okay

2. Agreement
A : hey B, what do you think about the test before?
B : I think it's difficult
A : Yes, im agree with you, the test is so difficult.

Disagreement
A: hey B, what animal do you like?
B : Oh, i love cat, how about you? Cat is the best creature ever right?
A : hm, really? Im disagree with you, i can't handle it's fur, it' s very terrible, i can even vacuum 6x just for it's fur.