CLEAN : Amateur skiers try out Beijing Winter Olympics venue

The video begins with an introduction and expressions of gratitude, followed by a brief conclusion.

What does the speaker express at the beginning of the video?

• A complaint

• Gratitude

• Confusion

• Excitement

What is the nature of the speaker's statement in the second section?

• A joke

• A detailed explanation

• A brief interjection

• A question

How does the speaker conclude the video?

• With an instruction

• With a question

• With a joke

• With a story