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词组是考研英语复习的基础，需要同学们多加掌握，海天考研为大家整理了考研英语的高频词组，希望对大家有所帮助。

201. (be) distinct from ( = be different from)与…截然不同

202. distinguish between (=make or recognize differences) 辨别

203. distinguish…from 把…与…区别开

204. do away with(=get rid of; abolish; discard eliminate) 除去,废除,取消;do away with (=kill) 杀掉, 镇压

205. have…to do with 与…有关系

206. without doubt (=undoubtedly)无可置疑地

207. in doubt(=in a condition of uncertainty)对…表示疑惑

208. be due to 是由于

209. come off duty 下班

210. go on duty 上班

211. be on duty 值班, 值日, 在上班时

212. be in duty bound to (do) (=be required by one’s job or esp. by conscience)有义务(做)

213. be eager for 想得到, 盼望

214. by ear (=play music from memory without having seen it printed) 凭记忆,不看 乐谱

215. have an ear for (=have keen recognition of sounds esp. in music and language)对..有鉴赏力

216. a word in one’s ear 私房话, 秘密话

217. on earth 究竟, 到底, 全然

218. with ease ( = easily) 容易, 不费力

219. at (one’s) ease ( = without worry or nervousness) 自在,不拘束

220. put sb. at his / her ease (=free sb. from worry or nervousness)使某人感到无拘束

221. economize on (=save sth. instead of being wasteful) 节省

222. have an effect on 对…有影响