Question

The boy asked his father ______________________ . A．where it happens B．when did it happen .

The boy asked his father ______________________ . A．where it happens B．when did it happen C．what did it happen D．how it happened

Answer 1

D

试题分析：根据句子的结构可知本句是一个宾语从句。根据的宾语从句的时态规则“如果主句是过去时，则从句应该用过去时的某种时态。”可知，主句用的过去时，则从句应该使用过去时，所以应该排除A；又根据宾语从句的语序要用陈述句语序可知，应该将BC排除。所以本题选D。 点评：应熟练掌握宾语从句的用法：其主要包括时态，语序，人称和引导词等几个方面。做题时应该从这几个方面入手。