| 1 | But people do tend to embellish their avatars somewhat. | |
| 2 | Her sentences are encumbered by modifying clauses. | |
| 3 | In "the black cat" the adjective "black"modifies the noun "cat". | |
| 4 | Genetically modified organisms face another obstacle: they are the focus of considerable social concern. | |
| 5 | The molecular basis of histocompatibility is a set of transplantation proteins that decorate the surface of nearly all human cells. |