How many people are there in the world today

A．He was joking with Freud.
B．He played in Freud’s office.
C．He unconsciously revealed his intention of refusing to pay.
D．He only made an empty promise to Freud.

A．He didn’t understand what she was singing about.
B．He has a few questions about her performance.
C．He is sure what to ask her.
D．She was definitely the best performer in the show.