If I ............................ that dirty water, I'll be ill.

• drink

• drinks

• will drink

He won't pass his exams unless he ..................... hard. (study)

If it ............................., we'll go for a walk.

• don't rain

• doesn't rain

• won't rain

What ........................... for your birthday if you get some money?

• will you buy

• do you buy

• you buy

If the weather ...................... (be) good, we ....................... (cycle) to school.

If she ............................. (eat) fast food very often, she .......................(not/ be) healthy.

I ............................ (not fly) to New York if the tickets ................... (be) expensive.

What ................................ (you/ do) if you ......................... (finish) your homework early?

They won't go to the beach unless it ........................... (be) sunny.

If Adam ........................ (pass) his driving test, he'll buy a new car.