Questions & Answers about Wir sind fast zu Hause.
Because sind is the correct conjugated form of sein for wir.
The verb sein changes depending on the subject:
- ich bin
- du bist
- er/sie/es ist
- wir sind
- ihr seid
- sie/Sie sind
So Wir sind ... means we are ...
Fast means almost or nearly.
In this sentence, it modifies zu Hause, so the idea is we are almost at home.
Compare:
- Wir sind zu Hause. = We are at home.
- Wir sind fast zu Hause. = We are almost at home.
So fast tells you that the situation is not fully true yet, but very close.