My brother __ down while he __ his bicycle and hurt himself.A fel_英语解答

My brother __ down while he __ his bicycle and hurt himself.
A fell ,was riding B fell ,were riding
C had fallen ,rode D had fallen ,was riding

人气：130 ℃　时间：2020-01-26 03:31:11

解答

A fell ,was riding
固定句型主语+ 一般过去时+when /while + 过去进行时, 表示一个动作伴随另一个动作进行
hurt himself 是与fell 并列作主句的谓语