In ___ the number of cases of ___ stood at ____ and then rose ___ over the next ___ years to reach ___ in 1987. In the following year,___ , the figure ____ slightly to below 50 after which it rose ____ to reach a ___ of___ in 1991. From ___, there was a ___ to ___ 60 in 1993 of the number of reported cases of influenza. From this point , except for a ___ increase of about___cases, the number remained at about ___at the end of the ___
In ___ the number of cases of ___ stood at ____ and then rose ___ over the next ___ years to reach ___ in 1987. In the following year,___ , the figure
By aihong
In 1985 the number of cases of influenza stood at 40 and then rose steadily over the next three years to reach 55 in 1987. In the following year,1988 , the figure dipped slightly to below 50 after which it rose significantly to reach a hight of 75 in 1991. From 1991, there was a decrease to about 60 in 1993 of the number of reported cases of influenza. From this point , except for a slight increase of about 55 cases, the number remained at about 60 at the end of the period.
1. 1985
2. influenza
3. 40
4. steadily
5. three
6. 55
7. 1988
8. dipped
9. significantly
10. hight
11. 75
12. 1991
13. decrease
14. about
15. slight
16. 55
17. 60
18. period.