单项选择题
A．He disliked being disciplined. B．He was expelled by the university. C．He couldn’t pay his gambling debts. D．He enjoyed working for a magazine.
A．He taught his students how to pronounce the letters first. B．He matched the letters with the sounds familiar to the learners. C．He showed the learners how to combine the letters into simple words. D．He divided the letters into groups according to the way they are written.
A．Two thousand feet. B．Twelve thousand feet. C．Twenty thousand feet. D．Twenty-two thousand feet.