type zero and one contitional

İf it........... cold , I wear a coat.

• is

• are

• am

If it rains, the plants and trees..........

• grow

• grows

• is growing

When you .........red and blue , you get purple.

• mix

• mixes

• mixed

If he puts ice in the sun , it..........

• melt

• melts

• melted

If they ..........fast , they get very tired.

• run

• runs

• are running

If you .......water at 100 °C , it boils.

• heat

• heats

• are heating

If he mixes blue and yellow , he .........green.

• get

• got

• gets

If the students .............attention in class, they understand the new topic.

• paid

• pays

• pay

If you ..........your homework , your teacher gets very angry.

• don't do

• didn't do

• doesn't do

If he ........... early, he arrives late to school.

• don't get up

• didn't get up

• doesn't get up