Which of the following statements are wrong？

A.Public speaking is just about selecting a topic， planning content， and speaking in public places.

B.The most important element of public speaking is the speaker.

C.We should be ethical speakers and never use public speaking to manipulate others.

D.A good speaker never feels nervous before making a speech.

E.Never record yourself or watch your video

正确答案：Public speaking is just about selecting a topic， planning content， and speaking in public places.We should be ethical speakers and never use public speaking to manipulate others.A good speaker never feels nervous before making a speech.