What is a TIME CLAUSE? ● Time clauses are preceded (introduced/followed) by adverbs or adverb phrases which show that they represent a time. Examples of these adverbs or adverb phrases are: when , before , after , as soon as , until . ● When , after , before , until , since , while , once , as and as soon as are subordinating conjunctions which can be used to connect an action or an event to a point in time. action/event conjunction time She was in a bad car accident when she was young. We can’t play loud music after everyone has gone to bed. Brush your teeth before you go to bed! I’ll wait with you until the bus comes. I’ve been very busy since I started my job. No one left the cinema while the movie was on. I’ll call you once I arrive We always have an ice cream as soon as we get to the beach. I bumped into her as I came out of the bank. ● Many of these time conjunctions can be followed by -ing or -ed forms instead of subject + verb. ●