Answer: A) More expensive.
Explanation for this question is being written.
Answer: B) More dangerous.
Answer: A) True
Answer: B) More accurately.
Answer: B) Easier
Answer: D) Y $\rightarrow$ ie + r / st.
Answer: B) More difficult.
Answer: D) Wider
Answer: C) More quickly.
Answer: C) The more clearly/ the better.
Answer: A) Faster
Answer: B) Beautiful $\rightarrow$ more beautiful.
Answer: A) Change most to more.
Answer: D) Twice as much as.
Answer: B) Better than.
Answer: A) Hotter than.
Answer: C) More famous than.
Answer: D) Taller
Answer: A) This is the hardest exam I have ever taken.
Answer: A) More wonderful than.
Answer: B) Less
Answer: C) Too loud.
Answer: A) More beautifully.
Answer: B) Bigger and bigger.
Answer: A) More and more bored.
Answer: A) The bee is smaller than the cow.
Answer: B) Frightening
Answer: A) THE BETTER OUR HEALTH WILL BE.
Answer: B) Slimmer than.
Answer: B) March first.
Answer: A) More profitable.
Answer: C) I am taller than my brother.
Answer: B) It's half past seven.
Answer: A) Weaker than.
Answer: B) More interesting.
Answer: C) More slowly.
Answer: B) More athletic.
Answer: B) Jim was too young to go to the cinema alone.
Answer: B) False
Answer: A) Prettier
Answer: B) Quietest
Answer: B) More attractive.
Answer: C) More colorful.
Answer: A) More and more.
Answer: A) More
Answer: B) More tiring.
Answer: B) Fewer
Answer: A) Easier
Answer: C) Kinder than.
Answer: C) More interesting.
Answer: B) So expensive.
Answer: B) More primitive.
Answer: C) Saltier than.
Answer: B) Only one or two syllables.
Answer: A) More boring.
Answer: B) -er
Answer: C) Bigger-more expensive-than.
Answer: D) More useful.
Answer: B) Busier
Answer: A) Comparative: more attractive, Superlative: most attractive.
Answer: A) This city is more interesting than that city.