Avatars are digital     1     (image) that you use to represent yourself online. The first simple avatars appeared in role-playing computer games in the 1980s and by the late 1990s they     2     (use )in online chats. People started     3     (create) their own avatars that didn't look or act like their real selves. Avatars let you express     4     (you) and they give you lots of room for creativity. Most people create avatars     5     have similar features to their personalities and that look more or less like them and act like them. In most web chats, people can choose an avatar     6     a selection of ready-made images, or create     7     (free) their own images. But the use of avatars has also caused a few concerns. Some users are     8     (worry) that they are spending so much time in virtual worlds that they are becoming afraid of meeting people in the real world. The use of several avatars can also be     9     risk, as people can use avatars     10     (cheat) others online. However, many people see avatars in a more positive light