–How is your trip to Canada?

—Good, but the hotel we stayed in is ______but satisfactory.

A．something

B．anything

C．nothing

D．everything

视觉器官有哪些（）

A.眼球、眼血管、眼神经系统

B.眼球泪器、眼外肌

C.眼球、视路、眼附属器

D.眼球、角膜、晶状体

E.眼球、眼附属器