1.   But recently a study appeared showing that the worst was worse than almost anyone had imagined.

2.   Opinion polls quickly appeared showing broad approval.

3.   When, for example, the whiskey with the marker comes in contact with a specfic antibody, a red bar appears showing it is their brand.

4.   Piot, however, said the first hints have appeared showing that poorer countries can stem the spread of the disease through diligent condom education campaigns.