Give the correct form of the word in bracket

V. Give the correct form of the word in bracket:

1. That's the ____________ thing I've ever heard. (fun)                   

2. This is a romantic _______________. (comedian)                       

3. Xuan Bac is a famous __________ in Vietnam. (comedy)

4. Watching television can be very _____________. (educate)

5. ‘Friends’ an _____________ film. (entertainment)