94) It was a mystery as to where the young girl had acquired such a cynical attitude.
95) Avogadro's hypothesis has proved significant till the present day.
96) There has always been a feeling of rancour between the two families.
97) The government is taking measures to augment the country's food supply.
98) People know him for his vanity.
99) Let us not aggravate the sufferings of the poor.
100) He stood gazing at the serene expanse of the sea.