Every year a flood of farmers arrive in Shenzhen for the mon
Every year a flood of farmers arrive in Shenzhen for the money-making jobs they ________ before leaving their hometowns. A.promised B.were promised C.have promised D.have been promised 请帮忙分析一下句子成分,“before leaving their hometowns”是省略句吗?是怎么省略的.
应该选D。简化这个句子就是Every year farmers arrive in Shenzhen for the jobs.they have been promised 是修饰jobs 的,农民工被许诺的,所以是被动语态,由于没有情景表示是过去发生的,故不选B. before leaving……不是省略,等同于before they leave 是第一次回答问题,没有经验,希望能让...