2016 英语二

It’s true that high-school coding classes aren’t essential for learning computer science in college.

Biologists estimate that as many as 2 million lesser prairie chickens — a kind of bird living on stretching grasslands — once lent red to the often grey landscape of the midwestern and southwestern United States.

That everyone’s too busy these days is a cliché.

Against a backdrop of drastic changes in economy and population structure, younger Americans are drawing a new 21st-century road map to success, a latest poll has found.