Subordinating conjunctions connect a clause at a lower level to a clause one level deeper. In addition, a number of adverbs are often used like conjunctions. These include a number of Latin equivalents of English words like therefore , moreover and however . Purple cows don't exist, but Descartes claims to exist because he thinks.
Simple conjunctions ac .
Adverbial conjunctions ergo, idcirco, itaque, unde . The indicative mood typically has a factual meaning, whereas the subjunctive frequently denotes possibility or obligation. The subordinate clause takes the subjunctive mode. The subordinate clause takes the indicative mode if the time is present, future or definite past. The subordinate clause takes the subjunctive mode for indefinite past time.