题文
答案
据专家权威分析,试题“-Who told you to clean the windows?-Father __________. He ..”主要考查你对 助动词的过去式 等考点的理解。关于这些考点的“档案”如下:
助动词的过去式
考点名称:助动词的过去式
助动词
be
do
have
shall
will
过去式
was/were
did
had
should
would