Question

adjectives with the suffix est

we can add the suffix est to an adjective to compare one item with a group of similar items.

the sahara desert in africa is the worlds largest hot desert.

choose the correct adjectives from the box to complete these sentences.

coldest warmest heaviest longest brightest fastest

1. sirius (or the dog star) is the .................................... star in the night sky.
2. antarctica is the .................................... place on earth.
3. the nile river in egypt is the .................................... river in the world.
4. the .................................... land mammal is the african bush elephant.

find out the answers to these questions using books or the internet.

what is the highest mountain in the world?
......................................................................................................................................

what is the biggest lake in the united states?
......................................................................................................................................

Explanation:

Match adjectives to sentences using context clues

1. Sirius is a star, so "brightest" fits.
2. Antarctica is known for extreme cold, so "coldest" fits.
3. The Nile River is famous for its length, so "longest" fits.
4. The African bush elephant is known for its massive weight, so "heaviest" fits.

Research geographical facts for the questions

1. Mount Everest is the highest mountain in the world.
2. Lake Superior is the biggest lake in the United States.

Answer:

Question 1

Sirius (or the Dog Star) is the <blank>brightest</blank> star in the night sky.

Question 2

Antarctica is the <blank>coldest</blank> place on Earth.

Question 3

The Nile River in Egypt is the <blank>longest</blank> river in the world.

Question 4

The <blank>heaviest</blank> land mammal is the African bush elephant.

Question 5

What is the highest mountain in the world?
<blank>Mount Everest</blank>

Question 6

What is the biggest lake in the United States?
<blank>Lake Superior</blank>