Question

They
(not-come) to the party if their parents
(not-let) them.
If you
(help) me with my English homework, I
(help) you for your Science project.
People
(not-live) long in the future if we
(waste) water.
Please,
(call) me if you
(have) a problem.
your teacher
(get) retired if she
(feel) tired of working.
Mr. Madison
(sell) his car if he
(need) money immediately.
If my parents
(can-borrow) some money from the bank, they
(buy) a new house.

Answer 1

$\underbrace {Condicionales}$

1. They won't come to the party if their parents don't let them.

2. If you help me with my English homework, I will help you for your Science project.

3. People won't live long in the future if we waste water.

4. Please, c.a.l.l. m.e if you have a problem.

5. Your teacher will get retired if she feels tired of working // Your teacher would get retired if she felt tired of working.

6. Mr. Madison will sell his car if he needs money immediately.

7. If my parents could borrow some money from the bank, they would buy a new house.

$\fbox {TEORIA}$

Zero conditional:

Estructura:  

If + present simple, present simple  

Usos:

Datos científicos, verdades generales  

Ejemplos:

If you exercise regularly, your body gets stronger.

First conditional:

Estructura:  

If + present simple, will/won’t + bare infinitive (infinitivo, sin “to”)

Usos:  

Situaciones posibles o reales, en el presente, futuro o en general.

Ejemplos:  

If you revise tonight, it will help you in your test tomorrow.

Second conditional:

Estructura:  

If + past simple, would/wouldn’t + bare infinitive

Usos:  

Situaciones poco probables, hipotéticas, en el presente, futuro o en general.

Ejemplos:  

If you lived in Spain, you would speak Spanish fluently.

Saludos!

Atte: $TREAD_{ON_{ME}}$