when's

Contraction

 * When's the next train?
 * When's he said he's coming?
 * When's the next train arrive?
 * When's the last time you went snorkeling?
 * When's the next train arrive?
 * When's the last time you went snorkeling?
 * When's the last time you went snorkeling?
 * When's the last time you went snorkeling?