1. Professor Smith, along with his assistants, _____ on the project day and night to meet the deadline. (2005 上海 )
A. work B. working C. is working D. are working 2. When I came in, his family _____ watching TV. A. are B. is C. were D. was Keys: CC
【课文原句】Many of Florence’s most beautiful paintings and sculptures were produced by great artists such as Leonardo da Vinci and Michelangelo. (Page2)
【名师点拨】该句为一般过去时的被动语态。一般过去时被动语态的构成是：主语+ was / were + 过去分词 + 其他。如：
The pyramids were built by the Egyptians thousands of years ago. 一般现在时的被动语态构为：
主语+ am / is / are + 过去分词 + 其他。如：
Now I am taught by a new teacher from Beijing. 【知识拓展】
1. 有些词（组）没有被动语态。如：take place, happen, break out, break in,
occur等。如：
This accident happened yesterday.
2. 由实意动词演变而来的系动词，如taste, feel, look, sound, smell等，后接形容词作表语，不用于被动语态。如： This kind of ice cream tastes delicious.
3. 还有一些动词后面跟well; easily, long等副词时，常用用主动语态表被动意思。如：begin, sell, wash, keep, open, close等。如： The shop closes early on Fridays. These books sell well. 【考点链接】
1. More than a dozen students in that school _____ abroad to study medicine last year. (2005 上海)
A. sent B. were sent C. had sent D. had been sent
2. Her voice ______ so beautiful that everybody present was attracted by her song.
A. sounded B. was sounded C. had been sounded D. was sounding
Keys: BA