271. The settlement of the issue promoted the friendship between the two provinces.
272. Two similar butterflies’ profiles left in the ore specimen.
273. Recalling the latest decade, we find the solution is rare in the global context.
274. After inputting password, the hacker deleted some files in database, download new software and installed it in the desktop.
275. It’s liable that a new set of multi-media device will be equipped in the audio-visual library of our school.
276. An argument on the classification of creature has been aroused in the biology congress.
277. His standpoint about the novel, which was published on a journal supplement, has provoked successive controversies.
278. An awkward situation can’t be avoided to this sensitive issue.
279. Enormous amount of artificial fabric, which had been dyed violet in workshop, were faded when exposed to the sunlight.
280. It is certainty that our society needs doctors, barbers, technicians, correspondents, painters and chef to perform specific tasks necessary to its operation.