...turies after Jia Sixie died,it was studied by Chinese farmers and students ofagriculture.请问这个句子中的after Jia Sixie died 是什么从句?感觉像是修饰前面名词 centuries 的定语从句,表示“在贾思勰去世后的几个世纪里”,即可表示理解为“在……...
—What did Mr. Smith say about his career?—Only that if he ____ a millionaire, he would have fewer worries. A. did not becomeB. had not becomeC. does not becomeD. has not become求助各位高手,这题选什么?