B2 First Vocabulary:
“Unsure” is a B2 level a B2 level adjective to describe when you are not certain of something. It may come up in any part of the exam, but candidates will have an opportunity to use it in part 3 of the speaking paper or possibly in the writing paper as well.
Below are examples of how 'Unsure' could be used in the B2 First (FCE) exam.
Speaking Part 3:
Candidate A: “Do you think we should go for parks or nightlife?”
Candidate B: “I’m unsure, I think they are both great for encouraging tourists…”
Reading and Use of English Part 4:
I don’t really know which road we should take.
I ………………………… which road we should take