Have you read the book called Uncle Tom's Cabin? It's said that it is one of the greatest books in America．The book ____an unpleasant social problem—slavery(奴隶制)in the Southern States of America. It first came out in 1852．Over 300,000____were sold out in a year．People had ____ideas about the book．In the North, more and more people began to____theft support(支持)for the freedom(自由)for the black people after they read the book, but in the South, many people were very____at the people in the North. In 1861, the war between the two parts of the country____. Uncle Tom's Cabin surely played a part in the ____. In 1862, Abraham Lincoln met Harriet Beecher Stowe, the book's ____. As he took her hand. Lincoln said, "So this is the little lady who started this big war."

将至海州明山有作①

张耒

望望孤城沧海边，好云深处是人烟。

鸟飞山静晴秋日，水阔人闲熟稻天。

旂影远摇沽酒市，棹歌归去隔村船。

功名富贵非吾事，誓斸②明山数亩田。

【注】①绍圣初年，张耒因元祜党籍案被贬谪到润州当官，途经海州。②斸（zhú），掘、挖。

若（x﹣5）⁰有意义，则x____；若（x+1）^﹣1无意义，则x____．

由远眺转为看书时，瞳孔和晶状体分别是（　　）