Alguien que me pueda ayudar con el first conditional

Respuesta:
1)studies, will graduate
2)works, will get
3)hunry, will arrive
4)won't go, rains
5)won't stay, is
6)calls, will let
7)will visit, have
8)doesn't rain, will go
9)will tell, promise
10)will play, says
11)will wake up, needs
12)goes, won't wake up
13)won't receive, don't buy
14)does, won't argue
15)will have, marry
16)calls, will tell
17)will lose, exercises
18)will watch, promise
19)breaks down, will call
20)will let, behave