UNLESS = if + not
Unless he keeps driving so fast…
I will not go out unless she phones me
I will not go out if she does not phone me.
1º) I won’t drink it … unless I find out what it is (no lo beberé si no averiguo lo que es)
2º) I wouldn’t drink it … unless I found out what it is (no lo bebería si no averiguara lo que es)
3º) I wouldn’t have drunk it … unless I had found out what it is (no lo habría bebido si no hubiera averiguado lo que es)
1º) I won’t drink it if I don’t find out what it is
= if I don’t find out what it is I won’t drink it
el orden de la condición y la consecuencia no afecta a la estructura de cada bloque
| I won’t drink it | if I don’t find out what it is |
| if I don’t find out what it is | I won’t drink it |
2º) I wouldn’t drink it if I didn’t find out what it is
3º) I wouldn’t have drunk it if I hadn’t found out what it is