从第六段的第一句The scientists who have been working on the project for three years say their biggest challenge was to find an cconomical way to change the sugars in th e food waste to a form the yeast can consum eeasily.可知,科学家们面临的最大的挑战是如何 降低成本。 5.推理判断题。
this drink can be consumed hot or cold. Although some people consider it to have curative properties, the fact is that it is the most economical way to stay hydrated in areas of the island where drinking water is
Before you all invest to much into the nuking of all the white f…., has someone brought up that you can’t have the paki women pull a cart with the nuke in it all the way to North America? Big body of water in between. It’s not all bad though there has been great achievement...
way down should because long each just state those people too mr how little good world make very year still see own work men day get here old life both between being under three never know same last another while us off might great go come since against right came take states used ...
从第六段的第一句The scientists who have been working on the project for three years say their biggest challenge was to find an economical way to change the sugars in th e food waste to a form the yeast can consum eeasily.可知,科学家们面临的最大的挑战是如何 降低成本。 5.推理判断题。