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mark twain (born mark twain, samuel langhorne real name clemens (born samuel langhorne clemens); november 30, 1835, the settlement of florida (missouri) - april 21, 1910, redding (conn.) buried in elmira (ny ) - american writer, journalist and social activist. his work spans many genres - humor, satire, philosophical fiction, journalism, etc., and in all these genres, he has consistently taken the position of the humanist and democrat.william faulkner wrote that mark twain was "the first truly american writer, and all of us ever since - his heirs" and ernest hemingway wrote that all modern american literature comes from one book by mark twain called "the adventures of huckleberry finn ". russian writer of mark twain especially warmly maxim gorky and alexander kuprin.

1. RSDFA, a non-profit charity, is located in Australia.
2. The initials RSDFA stand for Royal Flying Doctor Service of Australia.
3. It started in 1928. (= The RFDSA was set up in 1928.)
4. They've been helping and treating those people who live in remote areas
 of Australia, and they have already been working (24 hours a day, 365 days a
 year) for  more than 70 years.
1. Некоммерческая благотворительная организация RSDFA находится в Австралии.
2. Инициалы RFDSA  обозначают: Королевская Служба Летающих Врачей Австралии.
3. Она появилась в 1928 году. (=RFDSA была создана в 1928 году.)
4. Они и лечат тех людей, которые живут в отдаленных районах Австралии, и они работают (24 часа в сутки, 365 дней в году) вот уже более 70 лет.