听下面一段较长对话，回答以下小题。
【小题1】What do we know about the black bird in the video?

A．It can solve a puzzle.

B．It can sing English songs.

C．It can make different sounds.

【小题2】Where did the man watch the video of the black bird?

A．On TV.

B．In a biology class.

C．In an English class.

【小题3】How does the man improve his vocabulary?

A．By playing games.

B．By watching videos.

C．By remembering words.

【小题4】What is the man’s English class like?

A．Boring.

B．Active .

C．Humorous.