问题
选择题
―______________________
―He is a teacher. He teaches us math.
A．Where is he?
B．Why does he want to be a teacher?
C．What does he do?
D．How old is he?
答案
答案：C
问职业的可用what do you do？，故选C.A是问地点，B是问原因，D是问年龄，
故都不正确。