Respuesta :

el first condicional también lo tenemos en español: 
ejemplo: Si estudio, pasaré el examén (If I study, I will pass the exam) 
Su estructura es: 
if (si)+el sujeto+verbo en presente simple+una coma (,), el sujeto+will+verbo en infinitivo+C. 

AFIRMATIVO: 
If I study, I will pass the exam 
NEGATIVO 
If I don't study, I will fail the exam 
INTERROGATIVA, 
If I study, Will I pass the exam? 

*If you eat, you will be healthy 
If you don't eat, you will not be healthy 
If you don't eat, will you be healthy? 

*If she marries him, she will be happy 
If she doesn't marry him, she won't be happy 
If she marries him, will she be happy? 

*If I call you, You will come 
If I don't call you, you won't come 
If I call you, will you come? 

*If we are late, we will miss the bus 
If we are not late, we won't miss the bus 
If we are late, will we miss the bus? 

*If they have a baby, they will buy a lot of toys 
If they don't have a girl, they will not buy a lot of toys 
If they have a haby, will they buy a lot of toys? 

*If he plays soccer, he will get tons of girls 
If he doesn't play soccer, he won't get tons of girls 
If he plays soccer, will he get tons of girls? 

*If I paint my house, it will look pretty 
If I don't paint my house, it won't look pretty 
If I pay my house, will it look pretty? 

*If I buy that dog, it will be spoiled 
If I don't buy that dog, it won't be spoiled 
If i buy that dog, will it be spoiled? 

*If you run, you will be exhausted 
If you don't run, you won't be exhausted 
If you run, will you be exhausted?

Respuesta: If you play the guitar, You play the piano

Explicación: