The passage is mainly about ______. A: changes to Carnegie Hall B: the appearance of Carnegie Hall C: Carnegie Hall's history during the Great Depression D: damage to the ceiling in Carnegie Hall

Dale Carnegie was once invited to a bridge party.

Dale Carnegie once said, “____...esignedly eloquent.”

Andrew Carnegie emigrated from Holland to America.

中国大学MOOC: Dale Carnegie was once invited ____a bridge party.

Questions 16 to 20 are based on the following talk. A: To describe a difficult time in Carnegie’s life. B: To explain a motivation for Carnegie’s philanthropy. C: To illustrate the problems of poor children. D: To tell the history of philanthropy before Carnegie.

WhofoundedWal-Mart? A: John B: Rockefeller C: SamWalton D: BillGates E: Dale Carnegie

中国大学MOOC: Dale Carnegie once said, “_____________, in public speech, is not mere silence-it is silence made designedly eloquent.”

His debut at Carnegie Hall was the first of a succession of exciting _________ in his life. A: happenings B: episodes C: circumstances D: incidents

计算思维由美国 Carnegie Mellon 大学计算机科学教授周以真女士于哪一年提出( )。