B1 English collocations

Collocations at CEFR level B1, each with a meaning, an example sentence and the mistake to avoid.

• lose weightto become lighter and thinner, for example by eating less or exercising
• hard worka lot of effort, or a task that needs a lot of effort
• common sensethe natural ability to make good, practical judgements
• adverse effecta harmful or unwanted result
• causal linka connection in which one thing directly makes another thing happen
• food poisoningan illness of the stomach caused by eating food that contains harmful bacteria