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问题 选择题

发现万有引力定律和测出引力常量的科学家分别是( )

A．库仑、卡文迪许

B．牛顿、伽利略

C．牛顿、卡文迪许

D．开普勒、伽利略

答案

答案：C

万有引力是牛顿发现的，卡文迪许通过扭秤实验测出了万有引力常量

单项选择题

肉眼血尿是指每升尿内含血量超过（）

A.0.5ml

B.1.5ml

C.1ml

D.2ml

E.3ml
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完形填空

O. Henry was a pen name used by an American writer for short stories. His 36 name was William Sydney Porter. He was born in North Carolina in 1862. As a young boy he lived an exciting life. He did not go to school for very long, 37 he managed to 38 himself everything he needed to know. When he was about 20 years old, O. Henry 39 to Texas, where he tried different 40. He first worked on a newspaper, and then had a job in a bank. When some money went missing from the bank, O. Henry was believed to have 41 it. Because of that, he was sent to 42. During the three years in prison, he learned to 43 short stories. After he got out of prison, he went to New York and 44 writing. He wrote mostly about New York and the life of the poor there.

Most of O. Henry's 45 are set in his own time, the early years of the 20th century. Many take place in New York City, and deal for the most part with ordinary 46: clerks, policemen, waitresses. O. Henry's short stories are well known 47 their wit, wordplay, warm characterization and clever twist endings. And his stories were 48 more playful and optimistic. People like his stories, 49 simple as the tales were, they would finish with a sudden change at the 50, to the reader's surprise.

小题1:  

A．real

B．middle

C．first

D．last小题2:

A．or

B．and

C．for

D．but小题3:

A．learn

B．teach

C．allow

D．turn小题4:

A．went

B．lived

C．stayed

D．left小题5:

A．stories

B．books

C．banks

D．jobs小题6:

A．defended

B．stolen

C．preserved

D．reacted小题7:  

A．prison

B．homeland

C．neighbourhood

D．jungle小题8:

A．read

B．write

C．tell

D．take小题9:

A．liked

B．believed

C．continued

D．stopped小题10:

A．families

B．stories

C．fantasies

D．deeds小题11:  

A．things

B．writers

C．people

D．readers小题12:  

A．like

B．as

C．to

D．for小题13:  

A．very

B．less

C．so

D．much小题14:

A．when

B．how

C．because

D．so小题15:

A．end

B．last

C．first

D．beginning
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