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JAMB Use of English 2004 Question 31

Question 31

Idioms and Phrasal Verbs

Choose the option that best completes the gap(s): After so many trials, the experiment ________

  1. A.paid up
  2. B.paid for
  3. C.paid out
  4. D.paid off
Show the answer and explanation

Answer: D (paid off)

Explanation

'Pay off' means to succeed or bring good results.