New words：

forbidden [fə'bidn]
v.forbid的过去分词
adj.被禁止的；禁止的；不准的

Forbidden City 紫禁城

Sample Sentences：

It's forbidden to smoke here.
Smoking is forbidden in this office.
This was a forbidden area for foreigners.
I have got a general idea about the history of the Forbidden City.

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