题目：Which of the following shows the proper rhythmic pattern of the sentence（）
A．This is a ′question for ′Doctor ′Carrington
B．This is ′a ′question for ′Doctor Carrington
C．This is a ′question ′for Doctor ′Carrington
D．This ′is a ′question for ′Doctor ′Carrington
考查句子重读。一般来说，句子中的实词要重读，如名词、动词、形容词、副词、数词等。虚词多数情况下不重读，如冠词、介词、连词、感叹词等。这句话中的冠词a、介词for和be动词都不重读，B、C、D三项均排除。故选A