【简答题】阅读理解。 Until late in the 20th century, most Americans spent time with people of different generations. Now middle- aged Americans may not keep in touch with old people until they are old themselves. Th...
【简答题】Until late in the 20th century, most Americans spent time with people of generations. Now mid-aged Americans may not keep in touch with old people until they are old themselves.That’s because we group...
【简答题】阅读理解。 Until late in the 20th century most Americans spent time with people of different generations. Now middle-aged Americans may not keep in touch with old people until they are old themselves. That...