UNIT 4. Great inventions!

Write the correct past simple form: enjoy

• enjoied

• enjoyed

• enjoing

• enjoed

• enjoys

Write the correct past simple form: explore

• explored

• explores

• exploring

• esplored

• explorid

Write the correct past simple form: invent

• invents

• inventing

• inventted

• invented

• inventid

Write the correct past simple form: travel

• travellid

• trabelled

• travelling

• traveled

• travelled

Write the correct past simple form: use

• ussed

• uset

• used

• using

• usid

Write the correct past simple form: play

• plalled

• plaged

• played

• playid

• playen

Write the correct past simple form: bring

• broughted

• brought

• brang

• brong

• bringed

Write the correct past simple form: build

• built

• biuld

• builted

• builden

• building

Write the correct past simple form: say

• saided

• saying

• sayed

• sayd

• said

Write the correct past simple form: send

• sended

• sent

• sant

• sending

• sunt