words
phrases
sentences
100

(a, an) contest

a contest

100

(a,an) weeping willow

a weeping willow

100

Jess buys (the,a) tickets.

Jess buys the tickets.

200

(a, an) reward

a reward

200

(a, an) Christmas tree

a Christmas tree

200

Our plane leaves in (a, an) hour.

Our plane leaves in an hour.

300

(the, an) orchids

the orchids

300

(the, an) purple flowers

the purple flowers

300

Buddy hears (a, an) car.

Buddy hears a car.

400

(the, a) students

the students

400

(the, an) funny joke

the funny joke

400

My grandpa is (a, an) hero.

My grandpa is a hero.

500

(the, an) prize

the prize

500

(a, an) angry bull

an angry bull