【单选题】In the 13th and 14th centuries new inventions were made, such as the compass, paper, spectacles, gunpowder, and, in the 15th century, the printing press. Some of them were first invented in China and ...
【简答题】A. They provided evidence that Jefferson's ideal could be achieved. B. They made farmers less dependent on local banks. C. They affected the prices that farmers could receive for their crops. D. They ...