302.produce better foodstuffs in terms of quality and quantity
303.GM(Genetically modified) technology opens a new dimension for scientific research.
304.bring the whole plant growth process under our control
305.With careful regulation and control, the advantages wil far outweight the disadvantages.
306.high tuition fees 复数
307.make sure that money does not corrupt this international goodwill sports gathering
308.dissolve tensions between countries and promote harmony between their people
309.deter would-be crimials
310.fortitude