Choose the right description of the underlined part in each sentence．

(选出对句中画线部分描述正确的选项。)

I need to be in my office by nine o’clock．

A．情态动词

B．助动词

C．实义动词

阅读下面短文，根据上下文填入适当的词语，或使用括号中词语的适当形式，并将答案填写在1～10的相应位置。

　　Electronic mail(e-mail)　　1　　(start)in the late 1960s by the U．S．military．By the 1980s, academics in a number of fields were using e-mail for professional collaboration．The early 1990s 　　2　　(see)an explosion of the use of e-mail and other computer networking tools for a wide range of professional, academic, and personal purposes．

　　E-mail is a way of 　　3　　(send)a message from one computer to one or more other computers around the world．First, you 　　4　　(短语动词)the e-mail address of the person you are sending the message to．Then you write the message, or 　　5　　(direct)in a special e-mail software program or first in a word-processing program and transfer it into the e-mail software．You should push a button 　　6　　(give)a simple command to send the message．The computer system you are connected to will break the message up into tiny pieces and send them 　　7　　(electronic)to the destination．The pieces might travel numerous routes through other computers on the way．Usually within 2～3 minutes, the pieces will all arrive at their destination, where the 　　8　　(receive)computer will reassemble them into a message．The person 　　9　　(receive)the message can check his or her mailbox at a 　　10　　(convenience)time and read the mail．

仔细阅读下面的短文，短文中有10个空格。请根据语境或按照括号内的具体要求完成语法填空。

　　　　1　　 Amelia Earhart did what no other woman had dared to do, so she is my hero．(改写成同义句)She became the first woman aviator(飞行员)in the world to try to fly around the world．She made it easier for other women to go out and do things only men had done．

　　Amelia Earhart lived in Atchison, Kansas．Her parents were Amy and Edwin．She had a sister named Muriel who was named Pidge 　　2　　(介词)a blue pigeon in her favorite song．She didn’t have a very happy childhood, for her father was an alcoholic(酒鬼)．When she became a teenager in World War Ⅰ, she served as a volunteer nurse．After the war, she studied at Columbia University．　　3　　(从属连词)she was doing well in school, she went back to California to be with her parents．One day she went with her father to an“aerial meet”and went on a 10 minute flight over Los Angeles．At that moment, she knew that 　　4　　(fly)was what she wanted to do．

　　Amelia had heard of a woman aviation teacher, Anita Snook, and 　　5　　(gave/took)flying lessons with her at Kinner Field near Long Beach, California．In July, Amelia bought a plane and named it“The Canary．”In October, 1922, Amelia began breaking world records and 　　6　　(动词)a women’s highest altitude(海拔高度)record at 14 000 feet．

　　On April 27, 1926, Mr．H．H．Railey called Amelia and asked,“　　7　　(疑问副词)would you like to be the first woman to fly across the Atlantic?”　　8　　 Mr．Railey had asked by George Putman, a New York Publisher, to find a woman to fly across the Atlantic Ocean．(改错)No woman had ever flown this far across the Atlantic．Since Earhart had no experience with more than one-engine planes, Amelia went on the flight as a passenger．Two men, Wilmer Stultz and Slim Gordon, were 　　9　　(actual)going to fly the plane．On Sunday, June 3,1928, Amelia went to Nova Scotia to start her flight．Some bad weather held the flight back until June 18, though．They flew through dense fog most of the way and landed in South Wales instead of Ireland with only a bit of fuel left．

　　Amelia got all the attention as the 　　10　　(序数词)“girl”to fly across the Atlantic．She was upset that the two men who had actually flown the plane didn’t get any attention．