Show:
vocabulary
comparative adjectives
ordinal number
present continuous
auxiliary verbs
100

The players play a ball with a bat.

baseball

100

bad

worse

100

5

fifth

100

play

playing

100

is/ am

was

200

Riding a bike.

Cycling

200

big

bigger

200

8

eighth

200

make

making

200

are

were

300
This is popular in many countries such as England and Brazil. 

Soccer

300

heavy

heavier

300

1

first

300

swim

swimming

300

can

could

400

Playing in the sea or ocean and a pool. 

swimming

400

good

better

400

2

second

400

run

running

500

run slowly

Jogging

500

thin

thinner

500

3

third

500

dive

diving