Change adjs into comparative

Ex1. Change adjs into comparative.

a. exciting-………………….        e. beautiful-………………….

b.difficult-……   …………..        f. fantastic-…………………..

c. historic-………………..           g. comfortable-…………………..

d.delicious -…………………       h. modern-…………………….

i. good - ………………..             j. many/ much - ……………….

k. little - ……………….              l.  bad - ……………………..