Zero conditional. Present simple презентация

If people (not drink), they (die).
If you (eat) bad food, your health (become) worse.
If you (not feel) well, you (go) to the doctor.
If babies (be) hungry, they (cry).
If I (be) thirsty, I always (drink) fresh water.
If Tom (have) a birthday party, he usually (invite) a lot of friends.
Complete the zero conditional sentences with the correct form of the verbs in brackets.

1-st Conditional
реальная/вероятная ситуация в будущем
(If Present Simple), [ Future Simple]
Imperative can, must, may + V1
If Tom comes home early, we will go to the cinema.
unless = if not
If they don’t hurry, they will be late.
Unless they hurry, they will be late.

В придаточном предложении (после if) не используются will, would или should.
После if можно использовать should, когда мы подчеркиваем неуверенность в возможности действия.
If I see him, I’ll give it to him. (Возможно, я увижу его)
If I should see him, I’ll give it to him. (Не уверен, что увижу)