Compounding parallel subjects
Sometimes you can have two subjects in parallel. This means that both subjects are doing the same thing, so you can combine them into one compound subject. Take these two sentences for example:
Two subjects, one in each sentence - ‘Sally’ and ‘Louise’. But they’re both doing the same thing - they’re both ‘upset’. So we can combine the two subjects into one compound subject using a coordinating conjunction like ‘and’:
Click here to move on to the next topic: Linking two sentences together more closely