I'm trying to put articles in proper places in a news report from BBC ("TransCanada in pipeline plan from west to east Canada"); the original articles are all cut using a text editor. Here's a sentence I which I discovered three mismatches. This is the original text: And this is my attempt, with mismatched instances highlighted: (The question marks are put in positions where I've been uncertain in my choice.) Are all three unacceptable or some are fine? I feel that the biggest blunder is with the "oil industry in Canada".