阅读下面的短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用括号中的词语的正确形式填空。
Shyness (害羞) means feeling afraid when you're around other people. Some ____ (child) are born shy. Some become shy later because of ____(they) life experiences. In fact, everybody ____(get) a little shy sometimes.
Most people have red faces and can talk in broken sentences ____ they are shy. But some become so shy that they won't go to a restaurant because they are too nervous ____ (order) their food. Some are afraid ____meeting new people, so they ____(hard) go outside. This kind of shyness can be bad for a person.
You are shy but you can still do something you want to do. Some shy people do better in ____(finish) work than others because shy people think____(much) but talk less.
But remember not to let good chances go just because of shyness. If you have a chance to sing a song at____birthday party, just do it. There is nothing to be afraid of.
）具有多种同分异构体．