阅读理解。阅读下面短文，从每题所给的A、B、C、D四个选项中，选出最佳选项。
阅读下列短文，从每题所给的A、B、C和D项中，选出最佳选项。
Stage fright or performance anxiety is the anxiety, or fear which may occur in an individual by the requirement to perform in front of an audience. It is most commonly seen in school situations, like stand-up projects and class speeches. It has numerous forms: heart beating fast, trembling hands and legs, sweaty hands, dry mouth etc.
In fact, most of the fear occurs before you step on stage. Once you’re up there, it usually goes away. Thus, it is a phenomenon that you must learn to control. Try to think of stage fright in a positive way. It heightens your energy, adds color to your cheeks. With these good side effects you will actually look healthier and more physically attractive.
Many of the top performers in the world get stage fright so you are in good company. Stage fright may come and go or decrease, but it usually does not disappear permanently. You must concentrate on getting the feeling out and present what you have prepared calmly.
