Notice what changes
Compare Wie heißen Sie? with Wie heißt du? The person and the verb change together. Looking at both forms makes the formal question easier to understand than memorising an ending alone.
Home / Understand the rule behind the phrase.
Work from a useful sentence to the rule behind it. Grammar topics include explanations, examples and related drills, with scenario links where available.
Compare Wie heißen Sie? with Wie heißt du? The person and the verb change together. Looking at both forms makes the formal question easier to understand than memorising an ending alone.
Explore pronouns, cases, tense and sentence structure, then more advanced connectors and rhetorical structures. The available practice follows the topic and level; not every explanation has the same number or type of exercises.
Wie heißen Sie?
Sie → heißen
Wie ___ Sie?

Complete examples for Personal Pronouns & Sie / du; larger image shows the linked topic.
View larger — Grammar topicKeep the connection going
The app interface and explanations are available in English and Vietnamese. German is the language you practise.