验算低压电器在短路条件下的通断能力，应采用安装处预期短路电流周期分量的有效值，当短路

对于电力改革后分离出来的电厂，核定临时上网结算电价实行（）。

A.零利润原则

B.保本微利原则

C.盈利原则

D.保留原则

膝关节半月板损伤（）

A.浮髌试验

B.抽屉试验

C.膝关节侧向试验

D.回旋挤压试验

E.股四头肌抗阻试验

以下是某股票市场产业结构情况。

1993年上半年，占比重最小的股票是（）。

A．商业股

B．地产股

C．公共事业股

D．综合股

血液、骨髓标本中检出革兰阴性杆菌，首先应考虑排除（）

A.大肠埃希菌

B.变形杆菌

C.铜绿假单胞菌

D.沙门菌

E.霍乱弧菌

The writer Margaret Mitchell is best known for writing Gone with the WinD.first published in 1936. Her book and the movie based on it tell a story of love and survival during the American Civil War. Visitors to the Margaret Mitchell House in AtlantA. GeorgiA.can go where she lived when she started composing the story and learn more about her life

Our first stop at the Margaret Mitchell House is an exhibit area telling about the writer's life. She was born in Atlanta in 1900. She started writing stories when she～a child. She started working as a reporter for the Atlanta Journal newspaper in 1922. One photograph of Ms Mitchell, called Peggy, shows her talking to a group of young college boys. She was only about one and a half meters tall. The young～tower over her, but she seems very happy and sure of herself. The tour guide explains; "Now in this picture Peggy is interviewing some boys from Georgia Tech, asking them such questions as‘Would you really marry a woman who works?’And today it'd be‘Would you marry one who doesn't?”

The Margaret Mitchell House is a building that once contained several apartments. Now we enter the first floor apartment where Ms Mitchell lived with her husbanD. John Marsh.They trade fun of the small apartment by calling it "The Dump"．

Around 1926，Margaret Mitchell had stopped working”a reporter and was at home healing after an injury. Her husband brought her books to read from the library. She read so many books that he bought her a typewriter and said it～time for her to write her own book. Our guide says Gone with the Wind became a huge success. Margaret Mitchell received the Pulitzer Prize for the book. In 1939 the film version was released It won ten Academy Awards, including Best Picture.

小题1:The book Gone with the Wind was＿＿＿．

A．first published in a newspaper

B．awarded ten Academy Awards

C．written in "The Dump"

D．adapted from a movie小题2:The underlined phrase "tower over" in Paragraph 2 is closest in meaning to“＿＿＿”．

A．be very pleased with

B．show great respect for

C．be much taller than

D．show little interest in小题3:Why did Ms Mitchell stop working as a reporter according to the passage?

A．Because she was rich enough.

B．Because she was injured then.

C．Because her husband didn't like it

D．Because she wanted to write books.小题4:Which is the best title for the passage?

A．A Trip to Know Margaret Mitchell

B．Gone with the Wind：A Huge Success

C．An Introduction of the Margaret Mitchell House

D．Margaret Mitchell：A Great Female Writer