Question

【题目】Although it was very cold outside，he kept on ________ his bike.

A．rides B．ride

C．riding D．to ride

Answer 1

【答案】C

【解析】

试题分析：句意：尽管外边非常冷，他还是继续骑自行车。rides第三人称单数形式，骑；ride动词原形；riding是动名词形式；to ride动词不定式。句中keep on是固定短语，继续，常用于句型keep on doing sth.继续做某事，故应选C。