1/ The world population between 1960 and 2000 grew _____ 

2/ Between 1960 and 2000, the world population experienced a ______ growth. 

3/ European City Tourism grew ______ by 50% for three consecutive years from 2006 to 2008.

4/ European City Tourism showed a/an ___________ growth of 50% for three consecutive years from 2006 to 2008.

5/ Diesel consumption showed a _____increase between 2010 and 2011.

6/ Diesel consumption increased ______ between 2010 and 2011.

7/ Consumption of chocolate fell _____between 1970 and 2010.

8/ There was a ____ fall in consumption of chocolate between 1970 and 2010.

9/ Worldwide sales of CD-ROM drives climbed ____ during the first half of the year before falling _____ in August.

10/ There was a climb in worldwide sales of CD-ROM drives during the first half of the year before a ____ fall in August.

Answers

1/  dramatically

2/ dramatic

 3/ impressively

4/ impressive

5/ slight

6/ slightly

7/ steadily

8/ steady

9/ steeply / sharply 

11/ steep / sharp