—The mountain in our hometown isn't very _____.

—Iagree with you.Few _____ like to go sightseeing there.[ ]

A. touristy;tourists

B. touristy;tour

C. tourists;touristy

D. tourtist ;tourists

图出现的现象或情景中，与你学过的什么物理知识有关？参照示例，把下表填写完整．