Which conjunction expresses time? Share with your friends Share 0 Akshita Arora answered this Dear student The subordinating conjunctions when, after, before, until, since, as soon as etc. can be used to express time. Regards 0 View Full Answer Pavni Chauhan answered this The conjunctions that expresses time are called subordinating conjunctions Conjunctions of time. When, after, before, until, since, while, once and as ?which can be used to connect an action or an event to a point in?time. 0