A) due to moisture exhaled by tourists, which
raised its humidity to such levels so that salt
from the stone was crystallizing
(B) due to moisture that tourists had exhaled,
thereby raising its humidity to such levels that
salt from the stone would crystallize
(C) because tourists were exhaling moisture, which
had raised the humidity within them to levels
such that salt from the stone would crystallize
(D) because of moisture that was exhaled by
tourists raising the humidity within them to levels
so high as to make the salt from the stone
crystallize
(E) because moisture exhaled by tourists had raised
the humidity within them to such levels that salt
from the stone was crystallizing
我想问下 选项C和E 里面them 的指代问题, OG解释说C选项里有指代tourist的嫌疑, 而E就明确指代chamber, 有些搞不清楚啊。
-- by 会员 安静的小兔 (2010/9/22 11:19:07)