what is the first official language of the irish republic?
A. English.
B. Gaelic.
C. Irish.
D. Celtic.

单项选择题three of the following universities have large endowments from wealthy benefactors. which is the exception?A. the State University of New York.B. Yale University.C. Princeton University.D. Harvard University.

单项选择题who is the most influential person in the canadian government?A. The Cabinet Minister.B. The Governor General.C. The Queen.D. The Prime Minister.

单项选择题where are international tennis championships held?A. London.B. Edinburgh.C. Wembley.D. Wimbledon.

单项选择题which of the following was established as free colony?A. Queensland.B. Western Australia.C. Tasmania.D. New South Wales

单项选择题who invented the cotton gin and developed the system of mass production of weapons with interchangeable parts?A. John H. Hall.B. Eli Whitney.C. Thomas Edison.D. Henry Ford.