a 20 per cent discount
举一反三
- A recent ________ was that about 20 per cent of college graduates joined the army of the unemployment last year.
- If the price of a product decreases by 10 per cent and sales increase by 5 per cent, demand for that product would be said to be price inelastic.
- Growth will _____ to 2.9 per cent next year.
- They spend dive per cent of their time talking about politics.
- 中国大学MOOC: Growth will _____ to 2.9 per cent next year.