1．The south of the country was worst __________（影响）by the flood.

2．Computers will never __________（替代）teachers in the classroom.

3．We tried to stop the flames, but we knew it was __________（没有希望的）.

4．London will be the __________（主办）city for the 2012 Olympic Games.

5．Whoever wants to __________ （成功）has to work hard.

6．If you want to pass your exams, you’d better have a positive __________（态度）towards them.

7．It is important to eat fruit and vegetables, as they __________（含有）vitamins （维生素）.

8．You may not agree, but __________ （就个人而言）I think she is a very good girl.

9．We are not Americans. __________（实际）we are Canadians. 

10．His breathing was slow and__________（规律的）.