Question 20
TensesChoose the option that best fills the gap or gaps: She needn't ________ the bowl unwashed
- A.be leaving
- B.to be leaving
- C.have left
- D.to leave
Show the answer and explanation
Answer: C (have left)
Explanation
'Needn't' is followed by the bare infinitive; for a past action that was unnecessary we use 'needn't have' + past participle.