the design,finishes and management of the hotel is very good

新概念英语3第17课. 5 The Verrazano Bridge, ______ the design of Othmar Ammann.
5 The Verrazano Bridge, ______ the design of Othmar Ammann. (1. 8)　　a．is　　b．was　　c．were　　d．has been. 原文里那句话是The Verrazano Bridge, which was designed by Othmar Ammann, 为什么这个题目里bridge后面可以加逗号?还有为什么用is?

谁会这道题：阅读理解.S

阅读理解.
Steven Jobs,the designer (设计者) of Apple Computer,was not clever when he was in school.At that time,he was not a good student and he always made troubles with his schoolmates.When he went into college,he didn't change a lot.Then he dropped out (退学).But he was full of new ideas. After he left college,Steven Jobs worked as a video game designer.He worked there for only several months and then he went to India.He hoped that the trip would give him some new ideas and give him a change in life. Steven Jobs lived on a farm in California for a year after he returned from India. In 1975,he began to make a new type of computer.He designed the Apple Computer with his friend in his garage (汽车库).He chose the name "Apple" just because it could help him to remember a happy summer he once spent in an apple tree garden. His Apple Computer was such a great success that Steven Jobs soon became famous all over the world.
1.Steven Jobs was not a good student in school because he ______.	[ ]
A.never did his lessons B.was full of new ideas C.always made troubles with his schoolmates D.dropped out
2.Steven Jobs didn't finish college,did he?	[ ]
A.Yes,he did. B.No,he didn't. C.Yes,he didn't. D.No,he did.
3.Steven Jobs designed his new computer ______.	[ ]
A.in India　　　　　　　　　　　 B.with his friend C.in an apple tree garden　　　　　 D.by himself
4.Steven Jobs was famous for his ______ all over the world.	[ ]
A.new ideas　　　　　　　　　　 B.apple　　　　 C.Apple Computer　　　　　　　　 D.video games
5.From this passage we know ______.	[ ]
A.Steven Jobs didn't finish his studies in the college because he hated his schoolmates B.Steven Jobs liked travelling in India and California C.Steven Jobs liked trying new things and making his new ideas become true D.Steven Jobs could only design video games

英语翻译
The design,construction,operation and maintenance of a new sewage treatment works to treat domestic sewage from a population equivalent of 844,000 with the provision for future extension to 1.125 million.
是关于污水处理工程的一个招标书