[填空题]Our headmaster took the American guests to visit our school. Our headmaster______ the American guests ______our school.

[填空题]Our headmaster took the American guests to visit our school.
Our headmaster ______ the American guests ______ our school.

[单项选择]It （） now pretty late, we took our candles and retired to our room.
A. is
B. being
C. turned
D. got

[单项选择]

Welcome to our farm and visit our pigpens. Most or all of you have tasted pork, and you might be interested in the pig that provides us with the meat.
The pig is an animal that first lived in many parts of Europe, Asia, and Africa. Scientists have discovered the remains of huge pigs that lived more than a million years ago and they believe that the Chinese people have raised pigs for many thousands of years. Grown pigs are called hogs or swine, a female pig is called a sow, and a male pig is called a boar.
The pig is not a very handsome animal, as you can see, probably because it has such a large mid fat body but very short legs. Some pigs are white, and others are black with white spots, and others are a reddish-brown color.
The wild pigs are fierce animals. Some pigs, such as the giant forest hog of Africa, are almost three feet high and weigh more than 250 pounds. Other pigs, such as the pygmy hog of India, weigh about, twelve pounds. Many pigs have tus
A. Asia, Africa and America.
B. Asia, South America and Europe.
C. Asia, Europe and America.
D. Asia, Europe and Africa.

[单项选择]Visit our store Nowhere else such good bargains.
A. you find
B. find you
C. do you find
D. you do find

[填空题]_____, children. "Mother urged he guests at our party.

[单项选择] Copernicus took away our claim as humans to a special position at the centre of the Universe. Darwin forced us to take our place among the animals. Now the last refuges of mystery are being invaded as science begins to take apart human nature itself. Psychologists of every hue have been joined by neuroscientists, artificial intelligence experts, philosophers and economists in the rush to solve this last great problem. The scale and scope of activity is unprecedented. Never before have there been so many best-selling books on mind and brain from so many different thinkers. And no sooner has one proclaimed that a profound mystery of consciousness has been discovered than half a dozen others will counterclaim that the mystery has merely grown deeper. As the science of human nature advances, two old debates remain. The first comes in many shapes. Is our nature inbuilt or is it acquired Are genes or environment more important in shaping us Philosophers characterize the difference a
A. the theories of scientists are used as justification for such harmful beliefs
B. only through science can these people be refuted
C. they have an obligation to correct their mistakes
D. scientists are the ones who know the true nature of humankind