Question 89
PrepositionsChoose the word(s) or phrase(s) which best fill(s) the gap(s): The Director is...... pains to ensure the success of the programme.
- A.in
- B.at
- C.on
- D.having
Show the answer and explanation
Answer: B (at)
Explanation
The idiom is 'at pains to do something', meaning taking great care to do it.