zu
to be
The word 'zu' in German is a preposition and can be translated to 'to' in English. It is used to indicate direction or destination, such as 'I am going to the store.' (Ich gehe zum Laden.) It can also be used to indicate a relationship or connection between two things, such as 'This book belongs to me.' (Dieses Buch gehört mir.)
Example sentences using: zu
Ich muss heute zu Hause bleiben.
I have to stay at home today.
In this sentence, 'zu' is used as a location preposition to indicate where the speaker will stay, at home.
Er geht zu Fuß zur Schule.
He walks to school.
In this sentence, 'zu' is used as a part of the phrase 'zu Fuß', which means 'on foot'. It specifies the manner of movement.
Sie ist zu jung für diesen Film.
She is too young for this movie.
In this sentence, 'zu' is used as an adverb to show the degree of youngness, making 'jung' an excessive beyond suitability or tolerance. In English, 'zu' is translated as 'too'.