Mary．Lee was born __________.

　　A．in 1978，December 3rd　　B．in December 3rd，l918

　　C．on December 3rd,1978 D．on 1978，December 3rd

　　完形填空.

　　Bill Gates_(1)_on October 28, 1955. He grew up in Seattle, Washington. He was a very _(2)_boy. His favorite subjects at school were science and maths. _(3)_he was 13 years old, Bill started to play with computers. At that time, computers _(4)_ very large machines. Once he was very interested_(5)_a very old computer. He and some of his friends_(6)_ lots of time doing unusual things with it. In the end, they worked out a software program (软件程序) with the old machine. Bill_(7)_ it for $ 4200 when he was only 17.

　　In 1973, Bill_(8)_Harvard University. In this third year, he left Harvard to work for a company (公司) called Microsoft. Bill began his company in 1975_(9)_ his friend Paul Allen. They thought the computer would come into every office and every home soon. So they began developing the software for personal computers. They improved (改进) the software to_(10)_ it easier for people to use computers.

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He was born ________.

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选择填空:

My aunt has lived in the city ______ she was born.

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A. until　　B. because　　C. though　　D. since

I ________ in a small town in 1984．　　　

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A．am　　　B．am born　　　C．was born　　　D．come