1. (Main idea) The article is mainly about weather and _____ in Antarctica.
a. people
b. seasons
c. animals
2. (Inference) It is ____ in Antarctica in April.
a. windier
b. warmer
c. darker
3. (Detail) Emperor penguins are __ than other penguins.
a. smaller
b. shorter
c. larger
4. (Vocabulary) The phrase “work as a team” means ___.
a. to work as a group
b. to work alone
c. to work as a pair
5. (Detail) The inside of the circle is ___ the outside.
a. warmer than
b. colder than
c. the same temperature as