乌鸦几乎把农夫田里的王蜀黍都吃光了.Crows all but destroyed a farmer's field of corn.为什么要选择树木而不是蜀黍或蔗糖作为乙醇原料?Why use trees, rather than maize or sugar cane, as a feedstock for ethanol?...
He exclaims that it must be a typing error.他惊呼道那一定是个打字错误。If Jane would do some of Mary’s typing,that would even the work out.如果简愿意分担玛丽的一些打字任务,她们两人的工作就一样多了。Do you think you can polish off these sheets of typing before fou...