阅读下列短文， 从每题所给的四个选项（A、B、C和D）中，选出最佳选项， 并在答题纸上将该选项标号涂黑。
A
Four Efficient Ways to Improve Your Speech
1. Use More Facial Expression
One psychologist feels that our facial expression is responsible more than anything else for the impression others have of us. In fact, more than 50 percent of another’s impression, he believes, is influenced by the look on your face. Naturally a smile in which the eyes participate is extremely communicative. An unfriendly look often brings the same thing in return. People tend to mirror your expression, so try to show how you feel about a topic or an idea or the audience through your facial expression.
2. Rid Your Inner Fear
