EXPRESSING

1. Expressing Certainty and Uncertainty

Example : Do you think that it is...?
Response:

A. Accepting Responnse

• yes, I'm quite sure
• yes, I'm certain
• yes, I'm positive
• yes, I'm certain about

B. Refusing Responses

• no, i'm quite sure
• no, certainly
• no, absolutely
• no, i'm positive

2. Expressing Compliment
to give and respond the compliments, you can say :

A. Giving Compliment

•  Well done!
• Fantastic!
• That's Great!
• What a Surprise!

B. Responding Compliment

• Thank you
• thanks i need that 
• you've made my day

3. Expressing Opinion
if you to express opininons (asking for and giving), there are the example:

A. Asking for Opinion

• What do you think about....?
• how do you find...?
• how do you feel about...?

B. Giving Opinion

• i think that..
• in my opinion...
• if you ask me about....