What happens to people if they don't eat and drink?
People die if they don't eat and drink.
If it ____ (to rain), I won't (to go) to the park.
If it rains, I won't go to the park.
If we ____ (have) a garden, we could have a cat.
If we had a garden, we could have a cat.
If he ____ (to study) harder, he ________ passed the exam.
If he had studied harder, he would have passed the exam.
If people ____ (to eat) too much, they ____ (to get fat).
If people eat too much, they get fat.
If I (to see) her, I ____ (tell) her.
If I see her, I'll tell her.
I wouldn't worry, if I ____ (be) you.
I wouldn't worry if I were you.
If you had told me about the meeting, I ________ (come.)
If you had told me about the meeting, I would have come.
If babies ____ (to be hungry), they ____ cry.
If babies are hungry, they cry
If I ____ to study today, I'll ____ (to go) to the party tonight.
If I study today, I'll go to the party tonight.
If I ____ (win) the lottery, I (____) (buy) a big house.
If I won the lottery, I would buy a big house.
If we had taken a taxi, we wouldn't ____ (miss) the plane
If we had taken a taxi, we wouldn't have missed the plane
If you ____ (to combine) red and blue, you ____ (to get) purple.
If you combine red and blue, you get purple.
If I ____ (have) enough money, I ____ (to buy) a new pair of shoes.
If I have enough money, I'll buy a new pair of shoes.
If I ____ (meet) the Queen of England, I ___ (say) hello.
If I met the Queen of England, I would say hello.
She wouldn't have been tired, if she ____ (go) to bed earlier.
She wouldn't have been tired if she had gone to bed earlier.
If you _____ (to mix) hydrogen and oxygen, you ____ (to get) water.
If you mix hydrogen and oxygen, you get water.
If you ____ (to do) the washing up, I ____ (to make) the coffee.
If you do the washing up I'll make the coffee.
If it ____ (snow) in August, ____ you be surprised?
If it snowed in August, would you be surprised?
I _______ (not miss) the meeting if you _________ (tell) me about it.
I wouldn’t have missed the meeting if you’d told me about it.