210. go on duty 上班

209. come off duty 下班

208. be due to 是由于

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

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

205. have…to do with 與…有關(guān)系

204. do away with(=get rid of) 除去,廢除,取消; do away with (=kill) 殺掉, 鎮(zhèn)壓

203. distinguish…from 把…與…區(qū)別開

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

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