Not once has our neighbour invited us into his house.

অপশনসমূহ
সঠিক উত্তর চিহ্নিত
ক Our neighbour has invited us into his house not once but many times.
খ Our neighbour has never invited us into his house .
গ Occasionally our neighbour has invited us into his house .
ঘ Our neighbour has not always invited us into his house .