A. Correct the errors in the following sentences:
1. “The man who views the world at fifty the same as he did at twenty,” remarked the boxer Muhammad Ali, has wasted thirty years of his life
2. Do you agree with Jerry Seinfeld that: “A bookstore is one of the only pieces of evidence we have that people are still thinking?”
3. H. L. Mencken cynically remarked that, “Nobody ever went broke un- derestimating the intelligence of the American public.
4. “It has been my experience, said Abraham Lincoln that “folks who have no vices have very few virtues.
5. The American historian Barbara Tuchman wrote about the ineptitude of generals, arguing that: “The power to command frequently causes fail- ure to think”.