A、He can talk without preparing. B、He can speak standing up. C、He likes to talk without thinking. D、He talks with his toes. A

W: You know, I want to have the car port made into a play room. After all, the children need a better place to play.
M: But what about the cars? If they stand outside uncovered they’ll dust and they’ll need washing a lot. Besides that it would be expensive. I’m not for it.
Q: What is the problem with regard to the car port?

W: Don’t you think you ought to practice your speech a little before you go?
M: No, I’m not worried. I can think on my feet.
Q: Why is the man not worried?