At first the neighbors were curious, but soon they were astonished, as they saw how quickly the work advanced.
शुरू - शुरू में पड़ोसियों को अजीब लगा, लेकिन जल्द ही वे यह देखकर हैरान रह गये कि काम कितनी तेज़ी से आगे बढ़ा है ।