Examples of use of how long
1. "It‘s how long you leave the chemical on, how much heat you apply, how long you leave the heat for, how long you wait in between.
2. QUESTION:'4; And how long the U.S. reforming with the army will go?'4; How long?
3. How long AIPAC will hold sway depends on how long it can convince politicians that it speaks for American Jews.
4. "How long the foreigners should provide security for us and how long they build road for us?
5. "How long is this going to go on?" How long will the German people be held hostage to the Zionists?