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¡¡¡¡21. My birthday is coming up. Daniel will send me _____ e-dog as my birthday present.
¡¡¡¡A. a B. an C. / D. the
¡¡¡¡22. Mary will arrive Nanjing the morning of July 5 by plane.
¡¡¡¡A. to; on B. in; on C. in; in D. at; in