There is lots of sand here.
Countryside or Beach
Beach
A deep place with a river flowing through it.
Sand Dune or Canyon
Canyon
What is the (higher / highest) mountain the North America?
highest
(What, Which) jacket do you want to wear today, the light one or the heavy one?
Which
This house is (gooder, better) than our house.
better
Surrounded by water on all sides.
Island or Cave
Island
There is lots of trees and greenery here.
Waterfall or Woods
Woods
Which animal is (faster / fastest), the lion or the tiger?
faster
(What, Which) do you feel like doing after school?
What
That city is (farther, farthest) than Moscow.
farther
A dark place that bats prefer.
Field or Cave
Cave
A mountain or hill that has a crater at the top. Laval flows out.
Volcano or Oasis
Volcano
What is the (faster / fastest) animal in the world?
fastest
(What, Which) is your favorite game to play?
What
What is the (farther, farthest) place we can travel to this weekend?
farthest
A very high place at the edge of the sea.
Hill or Cliff
Cliff
This place receives little rain and is very dry.
Iceberg or Desert
Desert
Which mountain is (tallest / taller), K2 or Makalu?
taller
(What, Which) videogame do you like better, Minecraft or Call of Duty?
Which
This movie is (worse, worst) than the one we watched last night.
worse
There is lots of snow on top.
Mountain or Valley
Mountain
This place contains cold weather and glaciers.
Polar Region or Jungle
Polar Region
Is Mount Everest the (taller / tallest) mountain in the world? There is no mountain that is (taller / tallest) than Everest.
tallest, taller
(What, Which) sweater is hers, the blue one or the black one? Actually I am not sure (what, which) one is hers.
Which, which
What is the (worse, worst) movie you have ever watched? I think the (worse, worst) movie I watched was a horror film many years ago.
worst, worst