大全-5

The Forbidden City in Beijing, from which the emperors ruled by heavenly mandate, was a site which a commoner or foreigner could not enter without any permission, on pain of death.

(A) which a commoner or foreigner could not enter without any permission,

(B) which a commoner or foreigner could enter without any permission only

(C) which no commoner or foreigner could enter without permission,

(D) which, without permission, neither commoner or foreigner could only enter,（C）

(E) which, to enter without permission, neither commoner or foreigner could do,

问一下, 这里的on pain of death是什么意思,再这里作什么成分啊?

很奇怪的~

on pain of death：违者以斩首是问。不知道是什么成分。。。