<span>Kennst du den Weg?
</span><span>Kennen Sie den Weg?
Sie is used formally. Du is singular and plural.
</span>
When it is spring in China it is fall(autumn) in South America
<span>26 Buchstaben im Alphabet</span>
ich bin vierzehn Jahre alt
I would ignore my teacher and pretend I’ve never seen him/her in my entire life.