40% of people living with HIV have risk to develop tuberculosis.
Yes. ‘Risk’ can be a ‘risky’ word in English!
We can assume that if there’s a risk, then there is some kind of ‘bad thing’ causing the risk, for example ‘developing tuberculosis’. Continue reading
When demand is low, prices usually fall down.
This is a common error when describing trends in graphs in IELTS task 1 writing. It makes sense, intuitively – if something ‘falls’ then it falls down and not up! However, ‘fall’ and ‘fall down’ can have quite different meanings depending on the context. Continue reading