1．He gave a detailed account (描述) of what happened yesterday.
2．The computer can even help us do some shopping online, have a chat (聊天) and make friends with strangers.
3．Taking part in outdoor activities benefits (使受益) our health.
4．Smile shortens distance (距离) between people and it is a good way to show off friendliness to others.
5．I've heard that Elizabeth is a _tough (严厉的) business woman.
6．Wearing a uniform is a symbol of pride and creates an identity (个性) for a school.
7．How long can the battery (电池) last?
8．The buttons (按钮) in the lifts should be easy for a person in a wheelchair to reach.
9．I checked the files (档案) and some of them were out of order.
10．Even the ablebodied may lose some of their body functions (功能) when they get older.
