A
B
C
D
F
100

If my brother eat too much, he feels sick.

If my brother eats too much, he feels sick.

100

If people doesn't drink enough water, they get headaches.

If people don't drink enough water, they get headaches.

100

If you will heat ice, it melts.

If you heat ice, it melts.

100

If it rains, the ground get wet.

If it rains, the ground gets wet.

100

If I sleep, I rests.

If I sleep, I rest.

200

Water boils if the temperature reach 100°C.

Water boils if the temperature reaches 100°C.

200

If he don't eat breakfast, he feels hungry before lunch.

If he doesn't eat breakfast, he feels hungry before lunch.

200

If you mix red and blue, you will gets purple.

If you mix red and blue, you get purple.

200

If you leave ice in the sun, it melt.

If you leave ice in the sun, it melts.

200

If you don't press the correct button, the machine don't starts.

If you don't press the correct button, the machine doesn't start.

300

If a student don't practice, he or she makes more mistakes.

If a student doesn't practice, he or she makes more mistakes.

300

If Maria doesn't studies, she usually gets low grades.

If Maria doesn't study, she usually gets low grades.

300

If people are not sleep enough, they feel tired.

If people don't sleep enough, they feel tired.

300

If it rain, we stays at home.

If it rains, we stay at home.

300

If people eats too much suger, they get sicks.

If people eat too much sugar, they get sick.

400

If Sarah don't set an alarm, she usually wake up late.

If Sarah doesn't set an alarm, she usually wakes up late.

400

Plants doesn't grow well if they don't get enough sunlight.

 Plants don't grow well if they don't get enough sunlight.

400

If the weather gets cold, water freeze.

If the weather gets cold enough, water freezes.

400

If she go to school, she learns.

If she goes to school, she learns.

400

If I drops water, I do a mess.

If I drop water, I do a mess.

500

If one of my classmates study all night, they feels tired the next day.

If one of my classmates studies all night, they feel tired the next day.

500

If my computer don't have enough memory, it doesn't works properly.

If my computer doesn't have enough memory, it doesn't work properly.

500

If you don't adds salt to the pasta water, it don't taste the same.

If you don't add salt to the pasta water, it doesn't taste the same.

500

If you put water in a freezer, it melts.

If you put water in a freezer, it freezes.

500

If we scream, persons get scared.

If we scream, people get scared.