Spot the mistakes. There is only ONE mistake per sentence.

(Tipp: Markiere den Satz mit gedrückter linker Maustaste, klicke mit der rechten Maustaste auf den markierten Text, wähle "Kopieren", klicke mit dem Cursor danach in das Einfüllfeld mit der rechten Maustaste und wähle "Einfügen" aus. Jetzt korrigiere den Satz! Beachte das Satzschlusszeichen!)

If you wait a minute, I go with you.
.

Peter might be at the party. When I see him, I'll give him your message.
.

If you would go by train, it would be quicker than by bus.
.

I could have phoned you if you didn't forget to give me your new number.
.

What would you do if somebody would give you a thousand dollars?
?

If we hadn't forgotten the map, we had not got lost.
.

If you arrive in Bristol, I'll pick you up from the station.
.

I wouldn't believe everything that John says if I would be you.
.

If somebody would have stolen your money, what would you have done?
?

If I don't tidy my room on Saturdays, my mother will complain.
.

I might speak perfect English if I live in America. But I don't.
.

If I move my head to the left, I will get a sharp pain in my neck.
.

If the weather will be good, we could go swimming tomorrow.
.

If I would win a lot of money, I might buy a house for my family.
.