（ ）___ it was very cold ,——— he went out without a coat.
问题描述：
（ ）___ it was very cold ,——— he went out without a coat.
选项为:A.Though;but B.Although;but C.Though ;不填 D.But;though
(请说明理由）
答
C
汉语里,虽然……但是……类的可以同时出现,但在英语中,这种句子只用一个连词,多了就是重复了