7 Nuggets of Phrasal Verbs Masterclass by Marc Roche (vol.3)
1. Think over: to consider
2. Work out: to do physical exercise/to solve a problem
3. Phrasal verbs are used in non-formal situations.
4. You should avoid using phrasal verbs—Formal letters or emails / academic papers or presentations
5. Break down: to stop working
6. Hold up: to delay
7. Catch up: to do tasks