Ⅰ.单句语法填空
1．Selfdriving is an area where/in which China and the rest of the world are on the same starting line.
2．We will put off the picnic in the park until next week，when the weather may be better.
3．The number of smokers，as is reported，has dropped by 17 percent in just one year.
4．Among the many dangers which sailors have to face，probably the greatest of all is fog.
5．Until now，we have raised 50，000 pounds for the poor children，which is quite unexpected.
6．Happiness and success often come to those who are good at recognizing their own strengths.
7．John invited about 40 people to his wedding，most of whom are family members.
8．The book tells stories of the earthquake through the eyes of those whose lives were affected.
9．After the flooding，people were suffering in that area，who urgently needed clean water，medicine and shelters to survive.
10．The house the roof of which was damaged has now been repaired.
