Yes or No
The comparative is
Make a sentence
er or ier?
Spot the mistake
100
The elephant is bigger than the tiger
Yes
100
small
smaller
100
lion/cat/strong
The lion is stronger than the cat.
100
happy
ier: happier
100
The whale is fater than the shark.
fatter
200
The snake is smaller than the ant
No
200
clean
cleaner
200
whale/snake/long
The whale is longer than the snake.
200
smart
er: smarter
200

I swim badder than the fish.

worse

300

The fish is hungrier than the dog.

No

300
weak
weaker
300
summer/winter/cold
Winter is colder than summer.
300

sleepy

ier: sleepier

300

The cheetah is faster lion.

faster than

400

The dolphin swims better than the giraffe.

Yes

400
dirty
dirtier
400
Chinese/English/easy
English is easier than Chinese.
400
loud
er: louder
400
The pig is dirtyer than the cow.
dirtier
500
The lion whale is bigger than the shark.
Yes
500
fat
fatter
500
cat/parrot/quiet
The cat is quieter than the parrot.
500

strong

er: stronger

500

The moon bigger the sun

ISN'T bigger THAN