• We use first conditional to talk about actions or events in the future which are likely to happen or have a real possibility of happening.
Example:If it rains tomorrow, Ill stayat home.(I think there is a realpossibility of raintomorrow. In this condition,I will stay at home)
Example:If my father doesnt buy me abike for my birthday, I will bevery unhappy.(I think there is a realpossibility that my fatherwont buy me a bike. In thiscondition, I will be unhappy)
IF Condition comma Result Present WILL + Base Simple VerbIf I see Mary , I will tell her.If Tara is free , he will invite tomorrow her.If they do not , their teacher pass their will be sad. examIf it rains , will you stay tomorrow at home?If it rains , what will you tomorrow do?
Result IF ConditionWILL + Base Verb Present SimpleI will tell Mary if I see her.He will invite Tara if she is free tomorrow.Their teacher will be if they do not pass sad their exam.Will you stay at if it rains tomorrow?homeWhat will you do if it rains tomorrow?
Tip:Sometimes, we useshall, can, or mayinstead of will, forexample: If you are goodtoday, you can watch TVtonight.