Answer:
1. <u>Which</u> do you prefer, country life or city life?
Answer: which
2. What do you <u>wear</u> the weekend to go to Mary's birthday party?
Answer: wear
3. These clothes are fashionable and <u>unique</u>. Do you agree with me?
Answer: unique
Explanation:
which, wear and unique are the correct answers above.
"Which" is used in English language to ask for information when specifying one or more people or things given in a set.
"Wear" is used when you are referring to when the person is dressed while "put on" is used when one is not yet dressed.
"Unique" is an adjective which explains something to be only of it's kind.