这个考研英语句子里有双谓语?这句子是这样的： Average inflation in the big seven industrial economies fell to a mere 2.3% last year, close to its lowest level in 30 years, before rising slightly to 2.5% this July. fell 应该是一个谓语,但第一个逗号后又出现了close... 我感觉无语了,这不就是双谓语的情况吗?所以这句话是错的把,应该close 改成closing吗,求解.

这个考研英语句子里有双谓语?
这句子是这样的：
Average inflation in the big seven industrial economies fell to a mere 2.3% last year, close to its lowest level in 30 years, before rising slightly to 2.5% this July.
fell 应该是一个谓语,但第一个逗号后又出现了close...
我感觉无语了,这不就是双谓语的情况吗?所以这句话是错的把,应该close 改成closing吗,求解.