Hi, everybody. It's now been four years since a crisis that began on Wall Street spread to Main Street, hammering（锤击， 敲打） middle-class families and ultimately costing our economy 9 million jobs. Since
This week, Congress reached an agreement that’s going to allow us to make some progress in reducing our nation’s budget deficit. And through this compromise, both parties are going to have
And this is a form of learning called active learning, 这是一种学习形式叫做主动学习， and really promoted by a very early paper, in 1972, by Craik and Lockhart, where they said and discovered that learning and reten
