一道英语题【四级】Onlyrecently__________todealwiththeenvironmentalproblems.A.somethinghasdoneB.hassomethingdoneC.hassomethingbeendoneD.somethinghasbeendone选哪个,为什么,
更新时间：2026-10-01 19:01:27
问题描述:
一道英语题【四级】
Onlyrecently__________todealwiththeenvironmentalproblems.
A.somethinghasdoneB.hassomethingdone
C.hassomethingbeendoneD.somethinghasbeendone
选哪个,为什么,
彭小明回答:
Conly放句首,句子用倒装.something应该是被做,所以选被动式