1 . Sometimes we had to work until the early hours of the morning, ________most people were still fast asleep. (用适当的词填空)

2 . ________is known to all, the earth is round.（用适当的词填空）

3 . 据报道，目前灾区正在建造许多新房子。（现在进行时的被动语态）(汉译英)

4 . To the east of the Pacific coast rise the grand Rocky Mountains, ____________ are home to high peaks and deep valleys. (用适当的词填空)

5 . Peter was a well-known doctor in the hospital, with_________help we finished the operation well. (用适当的词填空)

6 . 你最好在四月来无锡，那时候天气最佳。(非限制性定语从句)(汉译英)

7 . Many factors influence a student in his or her study, most of ________ are out of a teacher’s control.（用适当的词填空）

10 . The Impressionists’ vision inspired a whole new generation of Post-Impressionist painters like Vincent Van Gogh, ________ works are displayed at Musée d’Orsay. （用适当的词填空）