Cero conditional

If you turn the key, the engine __________

• start

• starts

• started

If it doesn’t rain, plants ____________ .

• doesn´t grow

• don´t grow

• did grow

• not grow

My mother ___________ a lot if she watches comedy movies.

• laughs

• laugh

• don´t laugh

My teacher ___________ angry if I am late for school.

• gets

• gets

• did not get

The menu _____________on the screen if you press this button twice.

• appear

• appears

• didn´t appear

If my father drinks coffee before bed, he ________________________ .

• doesn´t sleep

• don´t sleep

• did sleep

If I don’t wake my brother up, he ________________ to the school on time.

• don´t get

• doesn´t get

• did not get

If I can’t sleep, I _________ a magazine

• read

• reads

• doesn´t read

He turns on the fan if it _____ hot.

• is

• are

• am

She feels embarrassed if she _________ a mistake speaking English.

• make

• makes

• does