关于结节性硬化症错误的是（）

A."烛泪"征

B.可有皮肤牛奶咖啡斑

C.可有神经纤维瘤

D.可有角膜K-F环

E.青光眼

They are going to Dalian _________ a school trip in the summer holiday.

A．for

B．to

C．at

D．with