Charles Darwin’s "On the Origin of Species" is credited with sparking evolution’s revolution in scientific thought, but many observers had pondered evolution before him. It was understanding the idea’s significance and selling it to the public that made Darwin great, according to the Arnold Arboretum’s new director.
William Friedman, the Arnold Professor of Organism and Evolutionary Biology who took over as arboretum director Jan. 1, has studied Darwin’s writings as well as those of his predecessors and contemporaries. While Darwin is widely credited as the father of evolution, Friedman said the "historical sketch" that Darwin attached to later printings of his masterpiece was intended to mollify those who demanded credit for their own earlier ideas.
The historical sketch grew with each subsequent printing, Friedman told an audience Monday (Jan. 10), until, by the 6th edition, 34 authors were mentioned in it. Schol
A. a much larger book
B. a 400-page book
C. scientific terms
D. plain language
Charles Darwin’s "On the Origin of Species" is credited with sparking evolution’s revolution in scientific thought, but many observers had pondered evolution before him. It was understanding the idea’s significance and selling it to the public that made Darwin great, according to the Arnold Arboretum’s new director.
William Friedman, the Arnold Professor of Organism and Evolutionary Biology who took over as arboretum director Jan. 1, has studied Darwin’s writings as well as those of his predecessors and contemporaries. While Darwin is widely credited as the father of evolution, Friedman said the "historical sketch" that Darwin attached to later printings of his masterpiece was intended to mollify those who demanded credit for their own earlier ideas.
The historical sketch grew with each subsequent printing, Friedman told an audience Monday (Jan. 10), until, by the 6th edition, 34 authors were mentioned in it. Schol
A. it was the most studied by later scientists
B. it had significant ideas about evolution
C. it was the first to talk about evolution
D. it was well received by the public
" Peanuts" creator Charles Schulz was remembered as a genius who touched the lives of millions of Americans.
The 77-year-old cartoonist died in his sleep on February 12 at his California home.
Life won’t be the same without Charles Schulz. His lifetime of work has linked generations of Americans and has become a part of the fabric (结构 ) of American culture. The Americans let "Peanuts" into their lives on a daily basis.
For 50 years, "Peanuts" has tickled (瘙痒) America’s funny bone. But more than that, Charles Schulz’s characters mirrored people’s lives and taught them timeless lessons about faith, hope and love.
Americans never forget Snoopy’s imagination, Linus’ innocence, Woodstock’s loyalty or Charlie Brown’s vulnerabilities (脆弱), hopes and dreams.
Charles Schulz died at the age of (1) .
He worked for a lifetime as (2) .
His work
For most Americans, the word "poverty" suggests destitution: an inability to provide a family with nutritious food, clothing, and reasonable shelter. But only a small number of the 35 million persons classified as "poor" by the Census Bureau fit that description.
While the poor are generally well-nourished, some poor families do experience hunger, meaning a temporary discomfort due to food shortages. According to the U.S. Department of Agriculture (USDA), 13 percent of poor families and 2.6 percent of poor children experience hunger at some point during the year. In most cases, their hunger is short-term. Eighty-nine percent of the poor report their families have "enough" food to eat, while only 2 percent say they "often" do not have enough to eat.
The typical American defined as poor by the government has a car, air conditioning, a refrigerator, a stove, a clothes washer and dryer, and a microwave. He has two color televisi
A. can not afford a lot of food
B. has no rich material wealth
C. has no work
D. has no money
我来回答:
